The BenQ ZOWIE XL2566K TN 360Hz 24.5″ Gaming Monitor is designed for serious gamers. Its 360Hz refresh rate ensures incredibly smooth and fluid motion, reducing blur and ghosting in fast-paced games. With a 24.5″ TN panel, this gaming monitor delivers vibrant colors and sharp images. The TN technology ensures low response times, making it ideal for competitive gaming where every millisecond counts. Setting up the BenQ ZOWIE XL2566K is simple and straightforward. The adjustable stand allows you to find the perfect viewing angle, ensuring comfort during long gaming sessions. Experience the benefits of DyAc+ Technology, which enhances clarity and reduces motion blur. This feature is perfect for first-person shooters and fast-action games, giving you a clear advantage over your opponents. The BenQ ZOWIE XL2566K offers multiple connectivity options, including HDMI, DisplayPort, and USB. This versatility allows you to connect various devices and switch between them with ease. With its Black eQualizer and Color Vibrance settings, you can customize your gaming experience. These features help you spot enemies in dark areas and adjust color settings to suit your preferences. In conclusion, the BenQ ZOWIE XL2566K TN 360Hz 24.5″ Gaming Monitor is a top choice for gamers seeking an edge in performance. Upgrade to this monitor and enjoy ultra-smooth gameplay and exceptional clarity. Elevate your gaming setup today and dominate the competition. Specifications: Display : 24.5″ TN Resolution : 1920 x 1080 Refresh Rate : 360Hz
This 5-meter VGA to VGA cable provides a stable analog video connection between PCs, laptops, monitors, and projectors. With a male-to-male design and durable build, it’s ideal for offices, classrooms, and home setups needing a longer VGA extension. The VGA to VGA 5-meter cable is designed to connect computers, laptops, DVRs, or other VGA-enabled devices to monitors, TVs, or projectors. Its extended length makes it perfect for conference rooms, classrooms, and setups where the display is far from the source device. Built with reliable connectors and shielding, it ensures stable signal transmission for clear video output. 5-Meter Length for flexible long-distance connection VGA Male to VGA Male standard 15-pin connector Stable Video Signal for consistent display output Compatible with Monitors & Projectors ideal for presentations Durable Cable Build for long-term use Easy Plug & Play no drivers required Suitable for any device with a VGA port, including desktops, laptops, monitors, projectors, and older display systems. Perfect for presentations, office setups, classrooms, and extended-distance connections.
Genuine-spec touchpad flex cable for MacBook Pro 15″ (Model A1707, 2016–2017)—restores full Force Touch functionality, haptic feedback, and precise multi-touch gesture control during trackpad repair or replacement. Compatible With: MacBook Pro 15″ (2016) – Model A1707 (Model Identifier: MacBookPro13,2) MacBook Pro 15″ (2017) – Model A1707 (Model Identifier: MacBookPro14,2) MacBook Pro 15″ (2016) – Model A1707 (Model Identifier: MacBookPro13,2) MacBook Pro 15″ (2017) – Model A1707 (Model Identifier: MacBookPro14,2) Part Type: Touchpad flex cable only — does not include the trackpad housing, Taptic Engine, or mounting hardware. This is the OEM-style ribbon cable that connects the trackpad to the logic board. Function: Transmits: Touch input coordinates Force Touch pressure data Haptic feedback signals to the Taptic Engine Enables full macOS gesture support: Force Click, three-finger lookup, swipe navigation, pinch-to-zoom, and smooth cursor tracking. Touch input coordinates Force Touch pressure data Haptic feedback signals to the Taptic Engine Enables full macOS gesture support: Force Click, three-finger lookup, swipe navigation, pinch-to-zoom, and smooth cursor tracking. OEM-Quality Build: Matches Apple’s original specifications in: Cable length and routing path Connector pitch and ZIF latch design EMI shielding and flex durability Cable length and routing path Connector pitch and ZIF latch design EMI shielding and flex durability Common Use Cases: Replacing a torn, creased, or liquid-damaged original flex cable Completing a trackpad replacement when the original cable is compromised Fixing intermittent trackpad behavior, loss of Force Touch, or complete unresponsiveness Replacing a torn, creased, or liquid-damaged original flex cable Completing a trackpad replacement when the original cable is compromised Fixing intermittent trackpad behavior, loss of Force Touch, or complete unresponsiveness Installation Note: Requires full bottom case removal and battery disconnection. Cable routes under internal components near the right speaker and logic board. Connects via a ZIF (Zero Insertion Force) socket—must be aligned carefully and latched gently. Recommended for experienced or certified technicians only. Requires full bottom case removal and battery disconnection. Cable routes under internal components near the right speaker and logic board. Connects via a ZIF (Zero Insertion Force) socket—must be aligned carefully and latched gently. Recommended for experienced or certified technicians only.
The AOC G2460PF 24″ gaming LCD monitor offers fast and smooth visuals for competitive play and everyday use. Its Full HD panel displays sharp images and crisp text for work and gaming. In addition, the 144 Hz refresh rate keeps motion fluid, helping reduce blur in fast action scenes. The monitor also supports adaptive sync technology, which helps reduce screen tearing during gameplay. Furthermore, its ergonomic stand allows tilt, swivel, and height adjustments so you can set it to your most comfortable position. The monitor includes DisplayPort, HDMI, and VGA inputs, making it easy to connect gaming consoles, PCs, or media players without extra adapters. Therefore, this model fits well in gaming rooms and workspaces alike. Overall, the AOC G2460PF balances speed, smooth visuals, and flexible connections in a reliable 24‑inch display. Specifications: 24″ Full HD (1920×1080) display with sharp visuals 144 Hz refresh rate for fluid motion in games Adaptive sync support to reduce screen tearing Ergonomic stand with tilt, swivel, height adjustment DisplayPort, HDMI, VGA inputs, ideal for gaming and work
*Additional 8$ Delivery Fee Outside Beirut Due to The Packaging Size Cougar Speeder One Gaming Chair is an ergonomic gaming chair designed for long gaming and work sessions. It focuses on breathable comfort, adjustable support, and stable seating for daily use. Additionally, it is built for users who need a lightweight and flexible chair design for gaming setups. Moreover, Cougar Speeder One Gaming Chair uses a breathable mesh backrest for improved airflow. This helps reduce heat buildup during long sessions. It also includes a flexible lumbar support system that adapts to user posture. Therefore, it helps maintain a more natural sitting position. In addition, the chair features a height-adjustable headrest for neck support. It also includes adjustable armrests for better arm positioning during gaming or office work. Furthermore, the seat uses high-density foam for balanced comfort and pressure distribution. The chair supports a stable base with smooth-rolling caster wheels for easy movement. It is designed for daily use in gaming rooms and home offices. Therefore, it fits both productivity and entertainment setups. Cougar Speeder One Gaming Chair delivers breathable comfort, ergonomic support, and flexible adjustment for everyday use. Specifications: Surface : Mesh Fabric Arm Rest : 2D Folding Armrests Weight Support : 120Kg Breathable mesh backrest for airflow comfort Adjustable lumbar support for posture balance Height-adjustable headrest for neck support Adjustable armrests for ergonomic positioning High-density foam seat for long-use comfort
The ViewSonic VG2455 24″ FHD 100Hz Monitor delivers clear visuals for office work and daily use. Its Full HD resolution shows sharp text and smooth image detail. The 24-inch screen offers a balanced size for most desks. This makes it ideal for home and professional setups. Moreover, the ViewSonic VG2455 24″ FHD 100Hz Monitor features a smooth 100 Hz refresh rate. This makes scrolling smoother and video playback more fluid. Motion looks cleaner during fast content. In addition, the monitor uses an IPS panel for wide viewing angles. Colors stay accurate even when viewed from the sides. This helps during team work and shared screen tasks. The image remains stable and clear. Furthermore, the ViewSonic VG2455 24″ FHD 100Hz Monitor includes built-in eye care features. Low blue light mode helps reduce eye strain. The flicker-free design supports long viewing without discomfort. This helps protect your eyes every day. Also, the monitor offers flexible connection options. It supports HDMI, DisplayPort, and USB-C in one display. In addition, the stand supports height, tilt, swivel, and pivot adjustment. You can set the screen for full comfort. Vertical mode helps with coding and reading. This improves posture and daily comfort. Moreover, the slim bezel design gives a clean and modern look. It fits well into any professional workspace. The simple design keeps your desk neat and organized. The monitor blends easily with other screens. Overall, the ViewSonic VG2455 24″ FHD 100Hz Monitor delivers comfort, clarity, and smooth daily performance. It improves workflow and reduces eye strain. This monitor is perfect for office users, students, and home professionals needing a reliable display. Specifications: Display : 24″ IPS Resolution : FHD 1920 x 1080 Refresh Rate : 100Hz Response Time : 5ms
The Lexar NM620 2TB NVMe SSD delivers exceptional read speeds up to 3,300 MB/s and write speeds up to 3,000 MB/s through its PCIe Gen3x4 NVMe 1.4 interface. Built with 3D NAND Flash and a compact M.2 2280 form factor, it offers fast, efficient, and reliable storage for gaming, video editing, and professional workloads. The Lexar NM620 2TB M.2 2280 NVMe SSD is engineered for users who need high-performance storage without compromise. Using PCIe Gen3x4 lanes and the NVMe 1.4 protocol, it provides up to six times faster transfer speeds than SATA SSDs. Its slim, cable-free design makes it an ideal upgrade for desktops, laptops, and ultrabooks that demand higher data throughput and improved responsiveness. ⚡ High-Speed NVMe Performance: Delivers sequential read/write speeds up to 3,300 MB/s / 3,000 MB/s for faster system boot-ups, game loading, and large-file transfers. 💾 Large 2 TB Capacity: Provides ample storage for 4K media, applications, and high-volume project files. 🔋 Power-Efficient Design: Optimized for lower power draw, helping extend laptop battery life and reduce operating temperatures. 🔒 Advanced Data Protection: Utilizes LDPC (Low-Density Parity-Check) and end-to-end data path protection for accurate, consistent data integrity. 🧊 Compact Form Factor: The M.2 2280 design supports easy installation in modern systems without cables. 🧠 3D NAND Architecture: Ensures improved endurance, sustained performance, and stability during intensive workloads. 🧰 Durability Tested: Resistant to shock and vibration for dependable performance across a range of operating environments.
Apple MacBook Pro 15” (2018) — professional-grade performance for creative power users.• Intel Core i9 • 32 GB RAM • 500 GB SSD • 4 GB Dedicated GraphicsRetina Display | macOS |
HP Color Laser 178nw All-in-One Wireless Color Laser Print, Scan & Copy with Built-in Ethernet and Wi-fi Direct, Smallest Color Laser in its Class
Are you in the market for a reliable monitor that won’t break the bank? Look no further than the ViewSonic VX2719-PC-MHD. In this comprehensive guide, we’ll delve into the key features and advantages of this budget-friendly monitor. The ViewSonic VX2719-PC-MHD offers a stunning 27-inch display, making it perfect for work or play. Its size allows you to enjoy a more immersive visual experience, whether you’re working on a project or streaming your favorite movies. One of the key benefits of this monitor is its Full HD resolution, which ensures that your content appears sharp and clear. Whether you’re editing photos, watching videos, or browsing the web, you’ll appreciate the vivid visuals this monitor delivers. Furthermore, the ViewSonic VX2719-PC-MHD boasts a rapid response time, reducing motion blur during fast-paced games or action-packed movie scenes. This makes it an ideal choice for both gamers and casual users. Connectivity is a breeze with this monitor, thanks to its HDMI and VGA inputs. You can effortlessly connect it to your computer, gaming console, or other devices without any hassle. In terms of setup, the ViewSonic VX2719-PC-MHD is designed with user-friendliness in mind. It comes with an easy-to-follow manual, and the on-screen menu is straightforward, allowing you to customize your display settings without any confusion. 3 years warranty MANUFACTURERS LINK YOU CAN ALSO CHECK HERE Specifications: 240Hz refresh rate for smooth gameplay 1ms (MPRT) response time for precision 1500R Curved screen for immersive visuals AMD FreeSync Premium prevents screen tearing Full HD resolution for rich detail VX2719-PC-MHD
Are you in search of a high-quality monitor for work or play? Look no further than the ViewSonic VA3456-MHDJ. With its expansive 34-inch display and smooth 75Hz refresh rate, this monitor delivers an immersive viewing experience like no other. Firstly, let’s delve into the impressive display capabilities of the VA3456-MHDJ. With a spacious 34-inch screen and ultra-wide aspect ratio, you can enjoy stunning visuals with crisp detail and vibrant colors. Whether you’re editing photos, watching movies, or gaming, every image comes to life with remarkable clarity. Moreover, the 75Hz refresh rate ensures smooth and fluid performance, ideal for fast-paced gaming or multimedia content. Say goodbye to motion blur and screen tearing, and enjoy a seamless viewing experience with every frame. Additionally, the VA3456-MHDJ features versatile connectivity options to suit your needs. With HDMI, DisplayPort, and VGA inputs, you can easily connect to a variety of devices, including laptops, desktops, and gaming consoles. Switch between sources effortlessly and enjoy multimedia content from different sources with ease. Furthermore, this monitor is designed with your comfort in mind. The ergonomic stand offers tilt and height adjustment options, allowing you to find the perfect viewing position for extended use. Say goodbye to neck strain and discomfort, and enjoy hours of immersive viewing in total comfort. In conclusion, the ViewSonic VA3456-MHDJ 34″ 75Hz Monitor is the perfect choice for those seeking superior visual quality, smooth performance, and ergonomic design. Elevate your viewing experience and immerse yourself in stunning visuals with this impressive monitor. Specifications: Display : 34″ IPS Resolution : UWQHD 3440 x 1440 Refresh Rate : 75Hz Response Rate : 4ms GTG
HP M24f Monitor Overview The HP M24f is a 24-inch Full HD monitor designed for work and everyday use. It offers a slim design and reliable performance. As a result, it suits offices, home setups, and students. 24-Inch Full HD Display This monitor features a 24-inch Full HD resolution. Therefore, text appears sharp and easy to read. Moreover, images look clear and well balanced. Because of this, it supports long working sessions comfortably. In addition, the wide viewing angles improve screen visibility. As a result, content stays clear from different positions. Smooth Visual Performance The HP M24f delivers smooth visuals for daily tasks. As a result, scrolling and browsing feel natural. Furthermore, the display maintains consistent brightness. This improves overall viewing comfort. Eye Comfort and Anti-Glare Screen This monitor includes eye comfort features. Therefore, it helps reduce eye strain. In addition, the anti-glare coating minimizes reflections. As a result, users can work comfortably in bright rooms. Connectivity and Compatibility The HP M24f includes HDMI and VGA ports. As a result, it connects easily to modern and older devices. Moreover, setup is quick and simple. Therefore, users can start working right away. Slim Design and Mounting Options The monitor features a sleek and modern design. In addition, it supports VESA mounting. As a result, users can save desk space and customize layouts. Ideal for Daily Use This monitor focuses on clarity and reliability. Moreover, it suits office work, browsing, and media viewing. In conclusion, the HP M24f offers a balanced and efficient display solution. Specifications: Display: 23.8-inch IPS panel with 178-degree ultra-wide viewing angles. Resolution: FHD (1920 X 1080) at 75Hz refresh rate. Visual Quality: 300 nits brightness, 1000:1 contrast ratio, and 99% sRGB color gamut for accurate, vibrant, and consistent colors. Gaming/Performance: AMD Free Sync technology reduces screen tearing and stuttering
The Dell Latitude 5410 is a dependable, enterprise-grade 14-inch business laptop built for smooth multitasking and daily office productivity. Powered by a 10th Generation Intel Core i5 processor and fast SSD storage, this pre-owned Grade-B unit offers excellent performance value with minor, visible cosmetic wear on the outer chassis.
The Samsung 86″ Interactive E-Board LH86WACW offers a large and clear display for classrooms and meeting rooms. It shows bright images with strong detail. The screen size allows everyone in the room to see clearly. This improves communication and teamwork. Moreover, the Samsung Interactive E-Board LH86WACW supports smooth touch control. You can write, draw, and move items with ease. The touch response feels fast and natural. This helps teachers and teams present ideas more effectively. In addition, the board includes multiple connection options. You can connect laptops, tablets, and other devices quickly. This makes sharing content easier for everyone. The board also supports wireless features for more flexible use. Furthermore, the Samsung 86″ Interactive E-Board LH86WACW includes built-in software tools. These tools allow easy note-taking and smart collaboration. You can save your work and share it instantly. This helps improve learning and workflow. Also, the display uses strong protection glass. It resists scratches and damage during daily use. The durable design makes it ideal for schools and offices. It stays reliable even with heavy use. The sleek design of the Samsung Interactive E-Board LH86WACW looks modern and professional. It fits well in classrooms, conference rooms, and training centers. The slim frame gives the screen a clean and elegant look. This makes every space feel more advanced. Overall, the Samsung 86″ Interactive E-Board LH86WACW offers clear visuals, fast touch control, and smart tools in one device. It helps teams share ideas better and faster. It also makes lessons more interactive and engaging. This board is perfect for education, business, and training environments. Specifications: Display : 86″ IPS Resolution : 3840×2160 Refresh Rate : 60Hz Response Time : 8ms Model : LH86WACW
The 85W MagSafe 2 Power Adapter features a magnetic DC connector so if someone should trip over it, the cord disconnects harmlessly and your MacBook Pro stays put safely. It also helps prevent fraying or weakening of the cables over time. In addition, the magnetic DC helps guide the plug into the system for a quick and secure connection. The 85W MagSafe 2 Power Adapter features a magnetic DC connector so if someone should trip over it, the cord disconnects harmlessly and your MacBook Pro stays put safely. It also helps prevent fraying or weakening of the cables over time. In addition, the magnetic DC helps guide the plug into the system for a quick and secure connection. When the connection is secure, an LED located at the head of the DC connector lights up; an amber light lets you know that your notebook is charging, while a green light tells you that you have a full charge. An AC cord is provided with the adapter for maximum cord length, while the AC wall adapter (also provided) gives you an even easier and more compact way to travel. Designed to be the perfect traveling companion, the adapter has a clever design which allows the DC cable to be wound neatly around itself for easy cable storage. Compatible with MacBook Pro with 13-inch Retina display. See this article for more details about choosing the right one. Knowing which specific Mac model you have is important. If you are running OS X Lion (10.7) or later go to the “” menu at the top left of your screen, choose “About this Mac” then click the “More Info…” button. Your Mac model and generation will be displayed. If you are running an earlier version of OS X, you can enter your serial number here to find out which model you have. COMPATIBILITY Mac Models: MacBook Pro (Retina, 13-inch, Late 2012 – 2015)
AOC Q27P3CW 27″ QHD monitor with webcam delivers a professional workspace solution with sharp visuals, built-in communication tools, and modern connectivity. It is designed for productivity, remote work, and multitasking environments. Additionally, it features a 27-inch QHD IPS display. This display provides 2560 × 1440 resolution, so it delivers clear detail and accurate colors for work and media. Moreover, it includes a 100Hz refresh rate and 4ms response time. As a result, it ensures smooth visuals and responsive performance during daily tasks. The monitor integrates a 5MP webcam with Windows Hello support. Therefore, it enables secure login and high-quality video calls without extra accessories. In addition, it offers USB-C connectivity with power delivery up to 90W. This allows a single cable to handle display, data, and charging for compatible laptops. Furthermore, it includes built-in dual 5W speakers, USB hub, RJ-45 Ethernet, and multiple display outputs. These features improve workspace efficiency and reduce cable clutter. AOC Q27P3CW 27″ QHD monitor with webcam provides a complete all-in-one display solution for professionals who need clarity, connectivity, and integrated communication tools. Specifications: 27-inch QHD IPS display with 2560 × 1440 resolution 5MP webcam with Windows Hello and built-in microphone USB-C with up to 90W power delivery and data transfer 100Hz refresh rate with 4ms response time Built-in dual 5W speakers, USB hub, and RJ-45 connectivity
Philips 27M2N3200FQ is a 27-inch Full HD Fast IPS gaming monitor. It delivers a 1920 × 1080 resolution with a 200Hz refresh rate and 1ms response time. Additionally, it uses a Fast IPS panel for wide viewing angles and consistent color performance. Moreover, it supports Adaptive Sync for smoother visuals with reduced tearing. It includes SmartImage Game mode to optimize display settings for different game types. Furthermore, it features Flicker-Free technology and LowBlue Mode for reduced eye strain during long use. It also includes HDMI and DisplayPort connectivity for display input options. The Philips 27M2N3200FQ monitor provides high refresh Fast IPS performance for smooth gaming and everyday use. Specifications: 27-inch Fast IPS panel with Full HD 1920 × 1080 resolution 200Hz refresh rate for smooth motion display 1ms response time for reduced blur Adaptive Sync support for smoother visuals Flicker-Free technology and LowBlue Mode
LG UltraFine 27 inch 4K UHD IPS Monitor 27US550-W is designed for clear visuals, accurate colors, and daily productivity. It features a 27-inch IPS display with 4K UHD resolution for detailed viewing. Additionally, it supports HDR10 and up to 90% DCI-P3 color coverage. Therefore, it works well for office tasks, content viewing, and creative work. The LG UltraFine 27 inch 4K UHD IPS Monitor 27US550-W delivers 3840 x 2160 resolution with a 60Hz refresh rate and 5ms response time. Moreover, it includes 300 nits typical brightness and a 1000:1 contrast ratio for balanced image quality. It offers two HDMI ports, one DisplayPort, and a headphone out for flexible connectivity. In addition, the stand supports tilt, height, swivel, and pivot adjustment for better comfort. Furthermore, the monitor includes features like Flicker Safe, Reader Mode, Black Stabilizer, and LG Switch for multitasking. As a result, users can improve comfort and workflow during long work sessions. It also supports VESA 100 x 100 mm wall mounting for flexible desk setups. Specifications: 27-inch IPS display with 3840 x 2160 4K UHD resolution HDR10 support with up to 90% DCI-P3 color gamut 60Hz refresh rate with 5ms response time 2 HDMI ports, 1 DisplayPort, and headphone out Tilt, height, swivel, and pivot adjustable stand
The Samsung 32DM801 32″ M8 UHD 4K Smart Monitor is a stunning addition to any workspace or entertainment setup. This 32-inch UHD monitor brings impressive 4K resolution, delivering crisp, lifelike visuals that elevate your viewing experience. Designed with versatility in mind, the Samsung M8 Smart Monitor is perfect for both work and play. The large 32-inch display provides ample screen space for multitasking, making it ideal for professionals. The 4K UHD resolution enhances clarity, allowing you to view documents, images, and videos with fine detail. The Samsung 32DM801 32″ M8 UHD 4K Smart Monitor is also a smart entertainment hub. With built-in streaming apps like Netflix, YouTube, and Apple TV, you can enjoy your favorite shows without needing an external device. The monitor has speakers integrated for an immersive audio experience, so you don’t have to worry about extra equipment. This monitor’s sleek and slim design fits perfectly into any modern setup. It comes with a height-adjustable stand that lets you customize the screen position to reduce strain on your neck and eyes. With USB-C connectivity, you can quickly connect devices and charge them, making it a convenient all-in-one solution. Setting up the Samsung 32DM801 32″ M8 UHD 4K Smart Monitor is simple. The smart monitor is compatible with multiple devices and operating systems, providing seamless functionality. For anyone looking to upgrade their workspace or home entertainment, this monitor combines functionality, style, and quality. Specifications: Display : 32″ VA Panel Resolution : 4K (3,840 x 2,160) Refresh Rate : 60Hz Response Rate : 4ms GTG
Are you in search of a reliable and efficient monitor for work or play? Look no further than the MSI Pro MP245V. This monitor is crafted to elevate your productivity and enhance your overall computing experience. To begin with, the MSI Pro MP245V boasts a sleek and modern design, adding a touch of sophistication to your workspace. Its slim bezels and adjustable stand ensure a comfortable and ergonomic viewing experience. Transitioning seamlessly between work tasks and entertainment, this monitor features a vibrant Full HD display. Enjoy crisp and clear visuals, making it perfect for both professional presentations and immersive gaming sessions. One standout feature is the eye-care technology, reducing eye strain during extended screen time. Say goodbye to discomfort and hello to a more comfortable and enjoyable viewing experience. Connectivity is a breeze with multiple ports, including HDMI and VGA, ensuring compatibility with a variety of devices. Switch effortlessly between your computer, gaming console, and other peripherals. The MSI Pro MP245V’s energy-efficient design is not only good for the environment but also easy on your wallet. Experience high performance without compromising on power consumption. In summary, the MSI Pro MP245V monitor is a versatile and cost-effective solution for anyone seeking a reliable display for work and play. Elevate your productivity and immerse yourself in superior visuals with this exceptional monitor. Upgrade your computing experience with the MSI Pro today! Specifications: Display : 23.8″ Resolution : 1920×1080 FHD Response Rate : 1ms Refresh Rate : 100Hz
