C21N1509 Laptop Battery Replacement for Asus Vivobook X556UA X556UB X556UF X556UJ X556UQ X556UQK X556UR X556UV K556U K556UA K556UB K556UF K556UJ K556UQ K556UR A556U A556UA A556UB A556UF(7.6V 38Wh) About this item Battery Type: Li-ion Voltage: 7.6V Capacity:38Wh Compatible Part Number: C21N1509 C21N15WZ C21PQ9H 0B200-01750000 Fits Model:Asus Vivobook X556 X556U X556UA X556UB X556UF X556UJ X556UQ X556UR X556UV K556 K556U K556UA K556UB K556UF K556UJ K556UQ K556UR K556UV F556U F556UA F556UB F556UF F556UJ F556UQ F556UR F556UV A556U A556UA A556UB A556UF A556UJ A556UQ A556UR A556UV Series New from Manufacturer. CE-/FCC-/RoHS-Certified for safety.
The Samsung 65″ QLED Q8F 4K Samsung Vision AI Smart TV QA65Q8FAAUXTW delivers a premium viewing experience with advanced QLED display technology. It produces bright, sharp, and colorful images, so movies, sports, and games look clear and immersive on the 65-inch screen. QLED technology uses Quantum Dot color enhancement to improve brightness and color accuracy. As a result, visuals appear more vibrant and balanced in both dark and bright scenes. This helps maintain consistent picture quality across different types of content and lighting conditions. Samsung Vision AI enhances picture and sound in real time. It analyzes each scene and automatically adjusts brightness, sharpness, and color for optimal results. Therefore, the TV consistently delivers improved visuals without manual tuning. In addition, AI upscaling improves lower-resolution content closer to 4K quality for better clarity and detail. HDR support expands contrast and color depth, making visuals more dynamic and lifelike. Fast motion handling also improves clarity, which enhances sports and action content by reducing blur and improving smoothness. The Smart TV platform provides easy access to streaming apps, gaming features, and smart home controls. It runs smoothly and allows quick switching between applications. In addition, the slim design with thin bezels gives the Samsung 65 QLED Q8F 4K Samsung Vision AI Smart TV QA65Q8FAAUXTW a modern and premium appearance suitable for any living space. Overall, this Samsung QLED TV combines strong brightness performance, AI optimization, and smart connectivity for a powerful home entertainment experience. Specifications: QLED technology delivers bright and colorful picture quality 65-inch 4K display provides immersive viewing experience Vision AI enhances picture and sound automatically in real time HDR improves contrast, brightness, and color depth Smart TV platform supports apps, streaming, and smart features
The MSI MAG 245F X24 is a 23.8-inch gaming monitor designed for fast and responsive gameplay. It features a Full HD Rapid IPS panel that delivers sharp visuals, accurate colors, and wide viewing angles. Therefore, it is a great choice for competitive gaming and everyday entertainment. The monitor supports a refresh rate of up to 240Hz and a response time as low as 0.5ms GtG. In addition, AMD FreeSync Premium helps reduce screen tearing and stuttering during fast-paced games. As a result, gameplay stays smooth and responsive. The Rapid IPS panel produces vibrant colors with support for 1.07 billion colors and HDR Ready technology. Moreover, the anti-glare screen helps reduce reflections while maintaining clear image quality in different lighting conditions. The monitor includes HDMI and DisplayPort inputs for gaming PCs and consoles. It also supports VESA mounting, allowing flexible installation on monitor arms or wall mounts. In addition, the tilt-adjustable stand helps users find a comfortable viewing angle. The MSI MAG 245F X24 combines a high refresh rate, fast response time, and reliable image quality in a compact 23.8-inch design. Therefore, it is well suited for esports players and anyone seeking a smooth gaming experience. Specifications: Display: 23.8-inch Rapid IPS, 1920 × 1080 (Full HD) Refresh Rate: Up to 240Hz Response Time: 0.5ms GtG (Minimum) Adaptive Sync: AMD FreeSync Premium with HDR Ready Connectivity: 2 × HDMI 2.0b, 1 × DisplayPort 1.2a, 1 × Headphone Out
The Samsung 27″ 120Hz Essential S3 Monitor LS27F320GAMXUE delivers clear and smooth visuals with a Full HD (1920 × 1080) resolution and 120 Hz refresh rate, which helps reduce motion blur and lag during fast‑moving scenes. Additionally, the IPS panel provides wide viewing angles and consistent color across the screen, making it suitable for work, entertainment, and casual gaming. The monitor includes Game Picture Mode to optimize contrast and color settings for different game genres. Moreover, Samsung equips this monitor with Eye Saver Mode and Flicker Free technology to help reduce eye strain during extended use. Therefore, users can stay comfortable during long work or play sessions. The design features a modern, slim bezel look that enhances any desk setup. Connectivity includes two HDMI 1.4 ports for flexible device connection. Specifications: Display : 27″ Resolution : 1920 x 1080 FHD Refresh Rate : 120Hz Response Rate : 5ms
The HyperX Pulsefire Haste 2 Core Wireless is an ultra-lightweight, high-performance gaming mouse designed for speed, precision, and long-lasting comfort. Featuring dual-mode wireless connectivity and an operating weight of just 70 grams, it delivers low-latency competitive gaming powered by a single AAA battery. ✅ Full Specifications: Model: HyperX Pulsefire Haste 2 Core Wireless (White Edition / 8R2E7AA) Interface / Connection: Dual Wireless Connection Modes: High-speed 2.4GHz Wireless (via included USB-A nano receiver) Bluetooth 5.2 (Power-efficient mode for casual use and multi-device pairing) Interface / Connection: Dual Wireless Connection Modes: High-speed 2.4GHz Wireless (via included USB-A nano receiver) Bluetooth 5.2 (Power-efficient mode for casual use and multi-device pairing) Performance & Sensor: Sensor Type: HyperX Custom Core Optical Sensor Max Resolution: Up to 12,000 DPI DPI Presets: 400 / 800 / 1600 / 3200 DPI Tracking Speed: 300 IPS Acceleration: 35G Polling Rate: Up to 1,000Hz (1ms response time) Performance & Sensor: Sensor Type: HyperX Custom Core Optical Sensor Max Resolution: Up to 12,000 DPI DPI Presets: 400 / 800 / 1600 / 3200 DPI Tracking Speed: 300 IPS Acceleration: 35G Polling Rate: Up to 1,000Hz (1ms response time) Switches & Durability: Main Left/Right Switches: Tactile TTC Gold Switches Switch Lifespan: Rated for up to 20 million clicks Total Buttons: 6 programmable buttons (including 2 thumb side buttons) Switches & Durability: Main Left/Right Switches: Tactile TTC Gold Switches Switch Lifespan: Rated for up to 20 million clicks Total Buttons: 6 programmable buttons (including 2 thumb side buttons) Material & Build: Durable solid-upper shell with low-friction PTFE skates for seamless gliding across cloth mouse pads Design & Form Factor: Lightweight, symmetrical ergonomic frame suitable for various grip styles (palm, claw, fingertip) Lighting Effects: Customizable onboard LED RGB lighting Battery & Power: Battery Type: User-replaceable, 1x AAA Alkaline Battery Battery Life: Up to 100 hours (on 2.4GHz mode) or up to 200 hours (on Bluetooth mode) Battery & Power: Battery Type: User-replaceable, 1x AAA Alkaline Battery Battery Life: Up to 100 hours (on 2.4GHz mode) or up to 200 hours (on Bluetooth mode) Security & Software: Fully compatible with HyperX NGENUITY software for button remapping, macro recording, and custom RGB profile management Compatibility: PC, Xbox Series X|S, Xbox One, PlayStation 5 (PS5), PlayStation 4 (PS4), and Mac Dimensions: Approx. 124.3 x 66.8 x 38.2 mm Weight: Mouse Only: Approx. 60 grams Operating Weight (with AAA battery): Approx. 70 grams Weight: Mouse Only: Approx. 60 grams Operating Weight (with AAA battery): Approx. 70 grams
Sklon Ski Boot Bag – Expandable 55–65 L backpack with waterproof fabric, separate boot space, and padded carry system.Ideal for skiing and snowboarding gear transport with hands-free comfort and smart compartment layout. Model: Sklon10 Ski Boot Bag Backpack Capacity: 55 L (expandable to 65 L via integrated zipper) Dimensions: Approx. 34.9 cm × 30.5 cm × 53.3 cm (13.75″ × 12″ × 21″) Weight: Around 1.9 kg Material: Water-resistant polyester and nylon soft-shell build Compartments: Dedicated boot section to isolate wet gear Helmet and goggle compartments Multiple internal and external zippered pockets Compartments: Dedicated boot section to isolate wet gear Helmet and goggle compartments Multiple internal and external zippered pockets External Features: Adjustable straps to carry skis or snowboard Compact foldable design for storage External Features: Adjustable straps to carry skis or snowboard Compact foldable design for storage Comfort: Ergonomic padded shoulder straps Cushioned back panel Top and side grab handles Comfort: Ergonomic padded shoulder straps Cushioned back panel Top and side grab handles Use Case: Designed for skiing, snowboarding, or as a multi-use travel pack
Original 13.3-inch LCD display assembly for MacBook Air A1466, pulled from a working unit. OEM, drop-in replacement for cracked or nonfunctional screens—ideal for restoring perfect visuals. This is a genuine Apple LCD display assembly for the MacBook Air model A1466 (mid-2013 to ~2017). It was removed from a working machine (“pulled”) and tested. It’s intended to replace failed, cracked, or damaged screens with an OEM original part. Key Features & Functionality Factory original LCD panel with LED backlight Includes glass, mounting frame, hinges, display cable Calibrated by Apple for color accuracy, brightness, contrast Tested for display quality, backlight uniformity, dead or stuck pixels Fits directly in A1466 models with correct alignment and cable interface Specifications Important Notes & Caveats Must ensure your MacBook is A1466 — wrong model = mismatch in frame, mounting, cable. As a used component, there may be light cosmetic wear or micro-scratches. Always test before full installation (connect the cable, boot, check display and backlight). Be careful handling: glass is fragile and the flex cable is delicate. Alignment and screw placement are critical — incorrect installation can damage the new screen.
View Sonic Monitor ViewSonic LCD Display XG2405 XG2405 24″ 24-inch 3-side Borderless Display 144Hz Refresh Rate 1ms (GtG) Response Time AMD FreeSync Specifications: View Sonic Monitor ViewSonic LCD Display XG2405 XG2405 24″ 24-inch 3-side Borderless Display 144Hz Refresh Rate 1ms (GtG) Response Time AMD FreeSync 1 Year Warranty
Used OEM Original Apple Logic Board Working, A1706 Late 2017 Mode 3.3 GHz i7 256gb 16gb RAM Tested using latest industry hardware diagnostic software, Fresh pull from full unit.
The Samsung 85″ Crystal UHD U8000F 4K Smart TV UA85U8000FUXTW uses a 3840 × 2160 (4K UHD) LCD panel designed for large-screen viewing. It focuses on screen size and basic 4K playback rather than advanced display features. It uses Samsung’s Crystal Processor 4K for image processing and upscaling. This processor converts lower-resolution video to near-4K output on the screen. It also supports HDR10 and HDR10+ for compatible content, which increases contrast range between bright and dark areas. The native refresh rate is 60 Hz. It includes Motion Xcelerator to reduce blur in fast motion scenes such as sports and games. The TV runs Samsung Tizen OS. This system provides access to streaming apps, web browsing, and SmartThings integration. It also supports voice assistants depending on region and setup. For connectivity, it includes HDMI ports, USB ports, Wi-Fi, Bluetooth, Ethernet LAN, and optical audio output. It also supports features like ALLM for basic gaming responsiveness. Overall, this model is a large 4K Crystal UHD TV focused on size, standard smart features, and basic HDR performance without local dimming or advanced gaming hardware. Specifications: 85-inch LCD panel with 3840 × 2160 4K UHD resolution Crystal Processor 4K with upscaling support HDR10 and HDR10+ compatibility 60 Hz native refresh rate with Motion Xcelerator Tizen OS with HDMI, USB, Wi-Fi, Bluetooth, Ethernet 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
The HP P24H G5 24” 75Hz FHD Monitor is a modern display designed for everyday work, entertainment, and productivity. It combines clear visuals, smooth motion, and simple usability in a sleek design. First, this monitor features a 23.8-inch Full HD (1920 × 1080) IPS panel for bright colors and wide viewing angles. As a result, text and images stay sharp for work, videos, and browsing. In addition, the HP P24H G5 24” 75Hz FHD Monitor supports a 75 Hz refresh rate, giving smoother motion for videos and casual gaming. Therefore, motion looks more fluid than on basic 60 Hz screens. This display uses wide 178°/178° viewing angles and anti-glare treatment to help reduce reflections and maintain clarity from many positions. This makes it easier to share content with others. The panel also delivers a typical brightness of 250 nits and a contrast ratio of 1000:1, so whites and blacks stay balanced for clear content. Thus, your work and entertainment stay easy to see. The HP P24H G5 includes built-in dual 2 W speakers for basic audio without extra accessories. This helps when you watch videos or join online meetings. Connectivity options include HDMI 1.4, DisplayPort 1.2, and VGA, so you can connect laptops and desktops easily. This makes setup quick with many devices. The stand supports height adjustment and tilt to help you find a comfortable viewing position for long sessions. Also, it has a 3-sided micro-edge bezel for a modern look and cleaner multi-monitor setups. This monitor is also flicker-free with low blue light mode, helping reduce eye strain during extended use. This makes it suitable for office work and daily use. In conclusion, the HP P24H G5 24” 75Hz FHD Monitor offers clear display, smooth visuals, and flexible connectivity for work and play. Overall, it is a strong choice for home, office, and small business setups. Specifications: Display : 23.8″ IPS Resolution : FHD (1920 x 1080) Refresh Rate : 75 Hz Response Rate : 5ms GtG
A sleek and responsive pre-owned MacBook Pro 15" (2015) with a brilliant Retina display, upgraded 16GB RAM, fast 128GB SSD, and efficient Intel Iris Pro graphics—ideal for students, developers, and everyday productivity.
The Samsung Odyssey G3 24″ 180Hz Gaming Monitor delivers smooth gameplay with a high refresh rate. It ensures ultra-fast performance for competitive gaming. The 180Hz refresh rate reduces motion blur, making fast-paced action more fluid. Every frame appears crisp and clear, giving players an edge in fast-action games. With a 1ms response time, this gaming monitor eliminates lag and ghosting. It provides instant reactions, helping gamers stay ahead in intense battles. The quick response ensures accurate movements and smooth transitions between scenes. The Full HD 1920×1080 resolution offers sharp and detailed visuals. Every image appears clear, enhancing the gaming experience. The high contrast ratio improves depth and realism in darker scenes. Whether exploring dark landscapes or engaging in bright battlefields, the visuals remain immersive. The Samsung Odyssey G3 24″ 180Hz Gaming Monitor features AMD FreeSync Premium for tear-free gaming. It synchronizes the monitor’s refresh rate with the graphics card. This reduces screen tearing and stuttering, ensuring smooth gameplay. Even in demanding scenes, the visuals stay seamless. Designed with an ergonomic stand, this monitor offers height adjustment, tilt, and swivel options. Gamers can adjust the screen for maximum comfort during long gaming sessions. The slim bezel design creates a modern and immersive viewing experience. The monitor includes multiple connectivity options, including HDMI and DisplayPort. This ensures compatibility with gaming consoles, PCs, and other devices. The versatile connectivity makes it a great choice for any gaming setup. The Samsung Odyssey G3 24″ 180Hz Gaming Monitor is perfect for gamers seeking speed, clarity, and immersion. Its fast refresh rate, sharp visuals, and ergonomic design make it an excellent choice. Every game feels smoother, sharper, and more immersive. Specifications: Display : 24″ VA Resolution : FHD (1,920 x 1,080) Refresh Rate : 180Hz Response Rate : 1ms
The ViewSonic TD1630-3 16″ Touch Screen Monitor offers smooth touch control in a compact and modern design. It provides clear HD visuals for work and entertainment. The screen shows bright colors and sharp details. This makes browsing, drawing, and viewing content more enjoyable. Moreover, the ViewSonic TD1630-3 16″ Touch Screen Monitor supports 10-point multi-touch. You can tap, pinch, and swipe with fast response. The touch experience feels natural and smooth. This helps you work faster and more comfortably. In addition, the monitor includes HDMI and VGA connections. These ports make setup quick and simple. You can connect laptops, desktops, and other devices with ease. This gives you strong flexibility for daily use. Furthermore, the ViewSonic TD1630-3 16″ Touch Screen Monitor features a durable stand. You can tilt the screen for better viewing angles. This helps reduce strain during long use. The strong design keeps the monitor stable on your desk. Also, the monitor includes built-in speakers for easy audio playback. You can watch videos, join meetings, or listen to music without extra devices. This makes the monitor more convenient and practical. The compact size of the ViewSonic TD1630-3 16″ Touch Screen Monitor fits small desks and workspaces. It works well in homes, offices, shops, and reception areas. The clean design blends nicely with modern setups. This makes it suitable for many environments. Overall, the ViewSonic TD1630-3 16″ Touch Screen Monitor offers responsive touch control, clear visuals, and simple connectivity. It improves productivity and enhances entertainment. It is ideal for students, professionals, and businesses that need a reliable touch display. Specifications: Display : 16″ TN Resolution : 1366×768 Refresh Rate : 60Hz Response Time : 12ms
The MOXOM MX-PB168 is a true high-capacity 40000mAh external battery pack designed to provide reliable, multi-day charging for all your devices. Featuring an advanced multi-protocol fast setup with dual built-in cables, a clear LCD digital battery indicator, and a high-intensity integrated flashlight, it is the ultimate heavy-duty solution for outdoor adventures, travel, or emergency home backups. ✅ Full Specifications: Model: MOXOM Ultra-Large Capacity Power Bank (MX-PB168) Interface / Connection: Multi-Port Charging Setup: Input Ports: Type-C and Micro-USB ports (for recharging the power bank) Output Ports: 4 x USB-A Fast Charging ports Built-In Cables: 1 x Type-C Cable & 1 x Lightning (iPhone) Cable attached directly to the frame Interface / Connection: Multi-Port Charging Setup: Input Ports: Type-C and Micro-USB ports (for recharging the power bank) Output Ports: 4 x USB-A Fast Charging ports Built-In Cables: 1 x Type-C Cable & 1 x Lightning (iPhone) Cable attached directly to the frame Performance / Charging Speed: Max output up to 22.5W high-efficiency fast charging Supports Power Delivery (PD 20W) Supports Quick Charge 3.0 (QC3.0) Supports Huawei SuperCharge Protocol (SCP 22.5W) Performance / Charging Speed: Max output up to 22.5W high-efficiency fast charging Supports Power Delivery (PD 20W) Supports Quick Charge 3.0 (QC3.0) Supports Huawei SuperCharge Protocol (SCP 22.5W) Capacity / Battery Variant: 40000mAh (High-density Li-Polymer cells) Material & Build: Fire-retardant, heavy-duty ABS + Polycarbonate matte black casing built to resist everyday scuffs and impacts. Design & Form Factor: Ergonomic block form factor equipped with an integrated high-tensile hanging rope/strap for easier carrying. Security & Smart Features: * Smart MCU management chip protecting devices against over-current, overheating, short circuits, and overcharging Integrated bright LED spotlight/flashlight for nighttime or emergency blackouts Security & Smart Features: * Smart MCU management chip protecting devices against over-current, overheating, short circuits, and overcharging Integrated bright LED spotlight/flashlight for nighttime or emergency blackouts Display: Full front-facing premium LCD digital display showing real-time battery charge percentages and fast-charging status triggers. Compatibility: Universally compatible with Apple iPhones, iPads, Samsung Galaxy series, Huawei, Xiaomi, Oppo, tablets, smartwatches, and low-current wireless earphones. Color: Matte Black
The MSI Pro MP272 E14C is a 27‑inch FHD monitor built for business and productivity. It delivers clear Full HD visuals with a fast 144 Hz refresh rate. Furthermore, its IPS panel provides wide viewing angles and accurate colors, making work and multimedia more enjoyable. It supports a 1 ms (MPRT) response time, which reduces motion blur in videos and fast‑moving content. In addition, Adaptive‑Sync technology helps smooth gameplay and reduce screen tearing. The monitor also includes HDR Ready support for improved contrast and detail. Moreover, the design features a four‑side slim bezel for a clean look and immersive viewing experience. It offers anti‑glare treatment and built‑in speakers for convenient multimedia use. As a result, the MSI Pro MP272 E14C enhances productivity and comfort whether you work, create, or play. . Specifications: 27‑inch FHD (1920 × 1080) IPS panel with wide viewing angles 144 Hz refresh rate with 1 ms (MPRT) response time Adaptive‑Sync support and HDR Ready for smooth visuals HDMI 2.0 and USB‑C (DP Alt Mode with 15 W PD) connectivity Built‑in speakers, anti‑glare surface, and slim bezel design
A well-equipped pre-owned Dell Latitude 5410 with 14" display, 10th Gen Core i5, 16GB RAM, and 512GB SSD—delivering strong performance, security, and portability for business and professional use.
Philips 22E1N1100LA/71 22-inch frameless monitor delivers smooth motion and clear visuals for everyday use and casual gaming. It focuses on high refresh rate performance, fast response time, and a clean modern design. Additionally, it features a 21.5-inch VA panel with Full HD resolution (1920 × 1080). This provides strong contrast and clear detail, so it improves overall viewing quality for work and media. Moreover, it supports an overclockable 120Hz refresh rate. As a result, it delivers smoother motion and reduces screen stutter during scrolling and gameplay. The monitor includes a 1ms MPRT response time. Therefore, it reduces motion blur and keeps fast-moving visuals sharp and clear. In addition, it supports Adaptive Sync technology. This helps reduce screen tearing and ensures more stable frame delivery in supported content. Furthermore, it includes VA wide-view technology with 178° viewing angles. So it maintains consistent color and brightness from different positions. It also features LowBlue Mode and Flicker-Free technology. These reduce eye strain during long sessions of work, study, or entertainment. Philips 22E1N1100LA/71 22-inch 120Hz monitor provides fast performance, sharp visuals, and comfortable viewing for daily multimedia use. Specifications: 21.5-inch VA panel with Full HD 1920 × 1080 resolution Overclockable 120Hz refresh rate for smooth motion 1ms MPRT response time for reduced blur Adaptive Sync for tear-free performance Frameless design with LowBlue Mode and Flicker-Free technology
HP Series 5 524sa Monitor Overview The HP Series 5 524sa is a 23.8-inch Full HD monitor made for work and everyday entertainment. It combines clear visuals with built-in speakers. As a result, it offers a clean and simple desktop setup. 23.8-Inch Full HD Display This monitor features a 23.8-inch Full HD resolution. Therefore, text looks sharp and easy to read. Moreover, images appear clear and well balanced. Because of this, it supports long working and viewing sessions. In addition, wide viewing angles keep content visible from different positions. As a result, collaboration becomes more comfortable. Built-In Speakers for Simple Audio The HP Series 5 524sa includes integrated speakers. As a result, users enjoy sound without extra accessories. Moreover, this reduces desk clutter. Therefore, the setup stays neat and efficient. Smooth Viewing and Eye Comfort This monitor delivers smooth performance for daily tasks. As a result, scrolling feels natural. In addition, eye comfort features help reduce eye strain. Because of this, users stay comfortable during long hours. Connectivity and Easy Setup The monitor includes HDMI connectivity. Therefore, it connects easily to laptops and desktops. Moreover, setup is fast and straightforward. As a result, users can start working immediately. Slim Design and Mounting Support The slim design fits modern workspaces. In addition, VESA mounting support allows flexible placement. As a result, users can save desk space easily. Ideal for Home and Office Use This monitor focuses on clarity and convenience. Moreover, it suits office work, studying, and media viewing. In conclusion, it is a practical Full HD monitor with built-in speakers. Specifications: Size: 23.8-inch diagonal. Resolution: FHD (1920 x 1080). Refresh Rate: 100 Hz.
