Are you searching for the ultimate gaming monitor? Look no further! The MSI G274QPF-E2 27″ 180Hz Gaming Monitor is designed to take your gaming experience to the next level. With its exceptional features, it’s perfect for both casual and competitive gamers. Firstly, let’s talk about the stunning display. The MSI G274QPF-E2 features a 27-inch screen that delivers crystal-clear images. Enjoy every detail with a high resolution that makes your games come to life. Whether you’re exploring vast open worlds or engaging in fast-paced action, this monitor ensures an immersive experience. The standout feature of this monitor is its 180Hz refresh rate. Say goodbye to screen tearing and motion blur. With a high refresh rate, every frame is displayed smoothly, giving you a competitive edge in fast-paced games. Your gameplay will be seamless, and your reactions quicker. In addition, the MSI G274QPF-E2 boasts a fast response time. This means less ghosting and clearer visuals during intense gaming sessions. Every movement on screen is sharp and precise, enhancing your overall gaming experience. Moreover, the monitor supports Adaptive Sync technology. This feature synchronizes the refresh rate of the monitor with your GPU, reducing screen stuttering and tearing. Enjoy a fluid gaming experience, free from distractions. The MSI G274QPF-E2 is also designed with gamers in mind. It has a sleek, modern design that fits perfectly in any gaming setup. The adjustable stand allows you to find the perfect viewing angle for extended gaming sessions. In conclusion, the MSI G274QPF-E2 27″ 180Hz Gaming Monitor offers stunning visuals, smooth performance, and advanced features. Elevate your gaming experience with this top-of-the-line monitor. Get ready to immerse yourself in the world of gaming like never before! Specifications: Display : 27″ Rapid IPS Resolution : 2560 x 1440 (WQHD) Refresh Rate : 180Hz Response Rate : 1ms GTG
A4Tech Wireless Keyboard & Mouse Combo USB | 3000N
The MSI PRO MP165 E6 16″ FHD 60Hz Portable Monitor gives you a compact and light screen for travel and work. Its Full HD resolution shows clear and sharp visuals for documents, videos, and web browsing. The 16-inch size keeps the monitor easy to carry and simple to place. This makes it ideal for laptops, remote work, and on-the-go setups. Moreover, the MSI PRO MP165 E6 16″ FHD 60Hz Portable Monitor uses an IPS panel with good viewing angles. Colors stay fairly accurate when viewed from the side. The anti-glare surface helps reduce reflections under bright light. This enhances comfort when you use the screen outdoors or in bright rooms. In addition, the monitor supports both HDMI and USB-C connections. You can connect laptops, mini-PCs, consoles, or tablets quickly. The USB-C connection allows video signal and power with a single cable. This reduces cable clutter and makes setup easier. The built-in speakers add basic audio support without extra devices. Furthermore, the MSI PRO MP165 E6 16″ FHD 60Hz Portable Monitor remains very thin and lightweight. It weighs around 0.78 kg, making it easy to slip inside a backpack or bag. This portability helps if you travel for work, study, or creative projects. A small, easy protective pouch helps keep it safe on the move. Also, the monitor offers simple tilt adjustment and even supports VESA/pocket-mount or tripod mounting for flexible placement. This lets you set it at a comfortable angle whether at your desk or on the go. The simple and clean design matches different workspaces. Overall, the MSI PRO MP165 E6 16″ FHD 60Hz Portable Monitor gives portability, clarity, and convenience in one compact package. It boosts productivity, enhances mobility, and suits travelers, students, and remote workers. This monitor is a good pick when you want a second screen or a lightweight display for travel and everyday use. Specifications: Display : 16″ IPS Resolution : FHD 1920×1080 Refresh Rate : 60Hz Response Time : 4ms
Genuine-spec US layout keyboard replacement for MacBook Pro 15″ (Models A1706 and A1707, 2016–2017)—featuring Apple’s second-generation Butterfly mechanism, backlighting, and full OEM compatibility for professional-grade repairs. Compatible With: MacBook Pro 15″ (2016, Model A1707) MacBook Pro 15″ (2017, Model A1706) Both models include Touch Bar and are powered by Intel Core i7/i9 processors. MacBook Pro 15″ (2016, Model A1707) MacBook Pro 15″ (2017, Model A1706) Both models include Touch Bar and are powered by Intel Core i7/i9 processors. Layout: Standard US English (QWERTY) with full-size keys, inverted-T arrow keys, and dedicated function row (mapped to Touch Bar). Keyboard Type: Apple’s 2nd-generation Butterfly mechanism—thinner profile with reduced travel; known for sensitivity but requires careful handling. Integrated Features: Backlit keys, ambient light sensor support, and original ribbon cable connector matching Apple’s design for direct logic board attachment. Build & Fit: Precision-engineered to align flush with the top case—ensures consistent key height and tactile response when properly installed. Installation Note: The keyboard is glued into the top case and must be carefully removed and re-adhered. Requires full disassembly of display, battery, and internal components. Recommended for experienced technicians only.
product name : MSI G2712 27″ Gaming monitor IPS Panel – Optimize screen colors and brightness to enhance your viewing experience. 170Hz Refresh Rate – Respond faster with smoother frames. 1ms Response Time – Eliminate screen tearing and choppy frame rates. Wide Color Gamut – Game colors and details will look more realistic and refined. Night Vision – Smart black tuner to brighten your day by bringing out the fine details in dark areas. Frameless design – Enjoy the ultimate gaming experience with super narrow bezels. Anti-Flicker and Less Blue Light – Game even longer and prevent eye strain and fatigue. 178° Wide Viewing Angle – Colors and details will stay sharp at more angles with a 178° wide viewing angle. Visualize your victory with the MSI G2712 Esports gaming monitor. Equipped with a 1920×1080, 170hz Refresh rate, 1ms response time IPS panel, the G2712 will give you the competitive edge you need to take down your opponents. Built with AMD FreeSync Premium technology, the G2712 can match the display’s refresh rate with your GPU for ultra-smooth gameplay. Make sure you can hit your mark with all the latest technologies built-in the MSI Esports Gaming monitors for competitive play. IPS grade panel that produces no image distortion and minimum color shifts when viewed from different angles. Additionally, the IPS grade panel will offer clear images and instantly optimize screen color and brightness to ensure that you enjoy every scene at its best. Equipped with a 170hz refresh rate and 1ms response time IPS panel which has the benefit in fast moving game genres such as first person shooters , fighters, racing sims, real-time strategy, and sports. These type of games require fast and precise movements, which an refresh rate and fast response time monitor will put you ahead of your competition. The MSI Esports Gaming Monitor has more gamut coverage compared to general monitors. Gameplay colors and details will look more realistic and refined, to push immersion to its limits Whether your entire screen is dark, or just a few portions have heavy shadows. Let the world’s first smart black tuner brighten your day by bringing out the fine details in dark areas. With a super narrow bezel, enjoy the best immersion possible in the latest games with a multi-monitor 180 degree setup. Enjoy better continuity between screens while playing games, working, or general computing. Specifications: 27″ (69cm) 597.888(H)x336.312(V) Flat IPS 1920 x 1080 (FHD) 0.3114(H)x0.3114(V) 16:9 250 1year warranty manufacturer link
The Asus TUF Gaming VG27AQL3A 27″ 180Hz Gaming Monitor is a game-changer for gamers looking for smooth and immersive gameplay. With a large 27-inch screen, this monitor offers a stunning visual experience with sharp details and vibrant colors. It’s designed to enhance your gaming performance, whether you’re a casual gamer or a competitive player. The 180Hz refresh rate ensures ultra-smooth motion, allowing you to react faster and gain the upper hand in fast-paced games. This high refresh rate, combined with 1ms response time, reduces motion blur and ghosting, giving you a competitive edge. You can enjoy smoother visuals, especially in action-packed games. Featuring QHD resolution (2560×1440), the Asus TUF Gaming VG27AQL3A delivers crisp and clear images with rich colors. The monitor also supports HDR10, which brings enhanced contrast and vibrant colors, making your games look more realistic. The Adaptive Sync technology ensures that your monitor’s refresh rate matches your GPU’s output. This eliminates screen tearing and stuttering, providing a smoother gaming experience. Whether you’re gaming or streaming content, you’ll experience fluid and seamless visuals. The Ergonomic stand allows you to adjust the monitor’s height, tilt, and swivel, giving you maximum comfort during long gaming sessions. You can easily find the perfect viewing angle for your setup. Additionally, the Asus TUF Gaming VG27AQL3A is built to last. It features a durable design that can handle the demands of intense gaming, making it a reliable choice for gamers. Upgrade your gaming setup with the Asus TUF Gaming VG27AQL3A 27″ 180Hz Gaming Monitor and experience smoother, more vibrant gameplay. Specifications: Display : 27″ Fast IPS Resolution : QHD (2560×1440) Refresh Rate : 180Hz Response Rate : 1ms
A lightweight and efficient pre-owned Lenovo ThinkPad T14s Gen 2 with 14" display, AMD Ryzen 5 5650U, 16GB RAM, and 256GB SSD—delivering strong performance, all-day battery life, and premium portability for professionals and students.
ZOWIE XL2411K ZOWIE XL2411K With the introduction of the PS5 and Xbox Series X. console gamers are finally able to take advantage of a 120Hz refresh rate . This is a significant upgrade for competitive FPS players, as the increased smoothness and clarity . can result in quicker reaction times and easier tracking of enemies. DyAc™ Technology – A Different Spray Feeling DyAc™ makes vigorous in-game actions such as spraying less blurry. This allows gamers to see the position of crosshair and impact points more clearly which can help with recoil control. Different In-Game Color Modes – Play To Your Liking We are releasing tailored game modes to meet different preferences and scenarios. Each color setting takes careful consideration, game by game, scene by scene. to make sure the colors work throughout the gameplay, and not compromised across different maps. Make Visual Adjustments Based on Your In-Game Needs Black eQualizer to increase visibility in dark scenes without the bright areas. Color Vibrance to adjust color setting and tone to differentiate enemy targets in-game. and Game modes to switch between presets for different game titles. these are all adjustments that allow players to play with their preferred visual settings. XL Setting to Share Share your own settings with a teammate, friend, or your fans. Save video profiles quickly and share conveniently through a simple user interface. Fluid & Flexible Adjustment – More Comfort In-Game We understand that each player has his/her own unique combination of monitor height and angle adjustment. With height adjustment & free tilt, players are able to setup quickly and conveniently resulting in a more comfortable playing environment. Smaller Base – More Playing Space New base is designed to take up less space while maintaining the same stability. This allows gamers more space in their setup for in-game movements and allows. them the flexibility to make adjustments and play comfortably. Specifications: Specifications LCD size (inch) 24″ Aspect ratio 16:9 Max. resolution (PC/Laptop) 1920 x 1080 at 144Hz (HDMI 2.0, DP) Max. resolution (Console) 1920 x 1080 at 120Hz for PS5 / Xbox series X (HDMI2.0) Refresh rate 144Hz Display area (mm) 531.36 x 298.89 Pixel pitch (mm) 0.276 1 year warranty Manufacturer Link
The Logitech C270 is an affordable, plug-and-play HD webcam delivering 720p video and clear audio—perfect for video calls, remote learning, and everyday communication on Windows, macOS, and ChromeOS. Dual stereo microphones with noise reduction for clearer voice pickup Universal compatibility: Works seamlessly with Zoom, Microsoft Teams, Google Meet, Skype, and more Plug-and-play USB-A connection: No drivers needed—just connect and start your call Adjustable clip-on mount: Fits laptops, LCD monitors, or tripods (tripod not included) Compact, lightweight design with privacy-friendly lens cover (manual)
Are you in search of a gaming monitor that takes your gaming experience to the next level? Look no further than the Samsung 32″ 165Hz Gaming Monitor. This monitor is packed with features that deliver smooth gameplay and stunning visuals, making it the perfect choice for gamers. Transitioning to its core, the Samsung Gaming Monitor boasts a high refresh rate of 165Hz, ensuring fluid motion and reduced screen tearing for an ultra-smooth gaming experience. Whether you’re playing fast-paced action games or immersing yourself in the latest AAA titles, this monitor keeps up with the action without missing a beat. Its 32-inch display provides ample screen real estate for immersive gaming sessions. With vibrant colors and crisp details, every game comes to life on this monitor, pulling you into the heart of the action. Furthermore, the Samsung 32″ 165Hz Gaming Monitor features a sleek and modern design that complements any gaming setup. With slim bezels and a minimalist aesthetic, this monitor not only enhances your gaming experience but also adds a touch of style to your gaming rig. Connectivity is key, and this monitor offers a range of ports including HDMI and DisplayPort, allowing you to connect to your gaming PC, console, and other devices with ease. Whether you’re gaming solo or with friends, stay connected and ready to play at a moment’s notice. In summary, the Samsung 32″ 165Hz Gaming Monitor is the ultimate choice for gamers seeking high performance and immersive visuals. Upgrade your gaming setup today and experience gaming like never before with this top-of-the-line monitor. Specifications: Display : 32″ IPS Resolution : 2,560 x 1,440 Refresh Rate : 165Hz Response Rate : 1ms (GTG)
The Riotouch 65″ Interactive Panel is designed to transform educational and professional environments with its cutting-edge features and user-friendly interface. This interactive flat panel offers a seamless blend of performance, connectivity, and intuitive design, making it an ideal choice for classrooms and conference rooms. Featuring a 65-inch 4K UHD display (3840 x 2160 resolution), the panel delivers crisp visuals and vibrant colors. Its 4mm anti-glare tempered glass ensures clear visibility from any angle, reducing eye strain during prolonged use. The panel supports up to 40-point multi-touch and 20-point multi-writing capabilities, allowing multiple users to interact simultaneously. This feature fosters collaborative learning and dynamic presentations, enhancing engagement and productivity. Powered by a quad-core Cortex-A55 processor and equipped with 4GB RAM and 32GB storage, the Riotouch panel ensures smooth performance. Its dual operating system support (Android and Windows) provides versatility, accommodating various software applications and user preferences. Connectivity is robust, with multiple ports including HDMI, USB 3.0, USB-C, VGA, and RJ45, facilitating easy integration with other devices. Built-in Wi-Fi and Bluetooth capabilities enable wireless connections, promoting a clutter-free workspace. The panel comes with integrated 2x15W front-facing speakers, delivering clear audio for multimedia presentations. Additionally, it includes a built-in 13MP 4K camera and microphone, supporting high-quality video conferencing and remote collaboration. Designed with user convenience in mind, the Riotouch panel features intuitive front controls for power, volume, and input selection. Its slim aluminum frame and wall-mountable design ensure it fits seamlessly into any environment. In summary, the Riotouch 65″ Interactive Panel combines high-resolution display, multi-touch interactivity, and versatile connectivity, making it a comprehensive solution for modern collaborative spaces. Specifications: Display : 65″ 4K UHD Touch Memory : 4GB Storage : 32GB OS : Android 11
The Anyuse Portable Monitor 15.6″ FHD USB-C offers clear visuals in a slim and lightweight design. It provides sharp Full HD quality for work and entertainment. The screen shows bright colors and strong detail. This makes movies, games, and documents look smooth and clear. Moreover, the Anyuse Portable Monitor FHD USB-C connects easily through a single USB-C cable. This cable carries both power and video. It removes the need for extra chargers or adapters. This makes setup fast and simple for all users. In addition, the monitor works with laptops, tablets, phones, and gaming consoles. This wide compatibility helps you use the screen anywhere. You can work on the go, or play games during travel. It gives you more freedom and flexibility. Furthermore, the Anyuse Portable Monitor 15.6″ FHD USB-C features a slim frame with a modern look. It fits easily inside backpacks and travel bags. The lightweight build makes it comfortable to carry daily. This makes it ideal for students and professionals. Also, the monitor includes built-in speakers for better convenience. They provide clear sound for videos and calls. The screen also offers eye-care features that reduce strain. This helps you use the monitor for long hours with comfort. The stand cover of the Anyuse Portable Monitor FHD USB-C protects the screen during travel. It also works as a foldable stand. You can place the monitor at comfortable angles for work or play. This improves your overall experience. Overall, the Anyuse Portable Monitor 15.6″ FHD USB-C delivers portability, quality, and comfort in one device. It helps you stay productive anywhere. It also makes entertainment more enjoyable. This monitor is perfect for travel, work, study, and gaming. Specifications: Display : 15.6″ Resolution : FHD 1920×1080 Refresh Rate : 60Hz Response Time : 5ms
Led Curved Gaming Monitor Display Screen Size (Inch):23.5 Screen Size (cm):59.8 Screen Size (Class):24 Flat / Curved : Curved Active Display Size (HxV) (mm) :521.3952(H) * 293.2848(V) Screen Curvature : 1800R Aspect Ratio : 16:9 Panel Type : VA Brightness (Typical) : 250cd/m2 Peak Brightness (Typical) : 250cd/m2 cd/㎡ Brightness (Min) : 200cd/m2 Contrast Ratio Static : 3,000:1(Typ) Dynamic Contrast Ratio : Mega DCR Resolution : 1,920 x 1,080 Response Time : 4ms (GTG) Viewing Angle (H/V) : 178°(H)/178°(V) Color Supported : 16.7M Color Gamut (NTSC 1976) : 72% Refresh Rate : 144Hz Specifications: Led Curved Gaming Monitor Display Screen Size (Inch):23.5 Screen Size (cm):59.8 Screen Size (Class):24 Flat / Curved : Curved 3 year warranty
The ViewSonic VA2710-mh 27″ 60Hz Monitor brings stunning visuals to your desk. With its 27-inch Full HD display, you can enjoy vibrant colors and sharp details, perfect for work, entertainment, or gaming. This monitor features a sleek and modern design, making it a stylish addition to any workspace. The slim bezels provide a clean and uncluttered look, enhancing your viewing experience. The ViewSonic VA2710-mh offers versatile connectivity options, including HDMI and VGA inputs. This makes it easy to connect your computer, laptop, or gaming console, ensuring compatibility with various devices. With a 60Hz refresh rate, the ViewSonic VA2710-mh delivers smooth and fluid visuals. Whether you’re watching movies, playing games, or working on graphic design, you’ll appreciate the clarity and responsiveness of this monitor. The SuperClear IPS panel technology provides consistent brightness and accurate colors from any viewing angle. This means you can enjoy the same high-quality visuals, whether you’re sitting directly in front of the screen or off to the side. The ViewSonic VA2710-mh is designed for comfort and productivity. It features flicker-free technology and a Blue Light Filter, reducing eye strain during extended viewing sessions. This makes it an ideal choice for those who spend long hours in front of their screens. In conclusion, the ViewSonic VA2710-mh 27″ 60Hz Monitor combines stunning visuals, versatile connectivity, and a sleek design for an exceptional viewing experience. Upgrade your setup today and enjoy vibrant and clear visuals with the ViewSonic VA2710-mh monitor. Specifications: Display : 27″ IPS Resolution : FHS 1920×1080 Refresh Rate : 60Hz Response Rate : 5ms
Panel Size (inch) : 23.8 Aspect Ratio : 16:9 Display Viewing Area (H x V) : 527.04 x 296.46 mm Display Surface : Non-Glare Backlight Type : LED Panel Type : IPS Viewing Angle (CR≧10, H/V) : 178°/ 178° Pixel Pitch : 0.2745mm Resolution : 1920×1080 Color Space (sRGB) : 99% Brightness (Typ.) : 250cd/㎡ Contrast Ratio (Typ.) : 1000:1 ASUS Smart Contrast Ratio (ASCR) : 100000000:1 Display Colors : 16.7M Response Time : 5ms(GTG) Refresh Rate (Max) : 75Hz Flicker-free : Yes Video Feature Trace Free Technology : Yes SPLENDID Technology : Yes Color Temp. Selection : Yes(4 modes) GamePlus : Yes QuickFit : Yes HDCP : Yes VRR Technology : FreeSync™ Low Blue Light : Yes I/O Ports HDMI(v1.4) x 1 DVI x 1 VGA x 1 Signal Frequency Digital Signal Frequency : 24~84 KHz (H) / 48~75 Hz (V) Analog Signal Frequency : 24~84 KHz (H) / 48~60 Hz (V) Power Consumption Power Consumption : 13.2W Power Saving Mode : <0.5W Power Off Mode : <0.5W Voltage : 100-240V, 50/60Hz Mechanical Design Tilt : Yes (+23° ~ -5°) VESA Wall Mounting : 100x100mm Kensington Lock : Yes Dimensions (Esti.) Phys. Dimension with Stand (W x H x D) : 540.45 x 403.67 x 203.94 mm Phys. Dimension without Stand (W x H x D) : 540.45 x 324.67 x 44.4 mm Box Dimension (W x H x D) : 559 x 415 x 127 mm Weight (Esti.) Net Weight with Stand : 3.57 Kg Net Weight without Stand : 3.18 Kg Gross Weight : 5.50 Kg 3 Years Warranty manufacturer link
A versatile wireless 2D barcode scanner with desk stand—Beurotika BS104WS supports auto-scan, continuous, and manual modes, with up to 200 scans per second and a 2000mAh rechargeable battery for all-day use. The Beurotika BS104WS is a high-performance wireless 2.4GHz 2D barcode scanner designed for retail, warehouse, logistics, and office environments. It comes with a convenient desktop stand for hands-free operation and features a 32-bit high-speed processor for fast, accurate decoding of 1D and 2D barcodes—including QR Code, Data Matrix, PDF417, and more Three scanning modes: Auto-scan, continuous scan, and manual trigger—ideal for different workflow needs Scanning speed: Up to 200 scans per second for rapid data capture Wireless range: Reliable 2.4GHz connection (via USB dongle) for cord-free mobility Built-in battery: 3.7V 2000mAh lithium-ion battery offering up to 16 hours of continuous use Ergonomic handheld design with desk stand for flexible countertop or portable use Plug-and-play setup via USB receiver—no drivers required for most systems
External Seagate 2TB/4TB HDD Expansion Portable Drive Easily store and access 2TB/4TB of content on the go with Seagate Expansion Portable hard drive This external hard drive for Windows computers makes backup a snap just drag and drop To get set up, connect the portable hard drive to your Windows computer for automatic recognition no software required This USB drive provides plug and play simplicity with the included 18 inch USB 3.0 cable Enjoy long term peace of mind with the included one year limited warranty
The LG 27UP850K 27″ 4K UHD UltraFine Monitor delivers amazing image quality and performance. It features a 27-inch 4K UHD display that shows every detail clearly. With four times the resolution of Full HD, images look sharper and more lifelike. This monitor is perfect for professionals and creators. It supports HDR400, which brings brighter highlights and deeper contrast. Colors appear rich and accurate, ideal for photo or video editing. The IPS panel ensures wide viewing angles with consistent color. Whether you’re working or watching movies, visuals stay clear from every side. It’s built for comfort and productivity in any workspace. The LG 27UP850K Monitor also includes USB-C connectivity for easy setup. You can connect your laptop, transfer data, and charge with one cable. This feature keeps your desk clean and organized. The design is sleek and professional. Its slim bezels make it great for dual-monitor setups. The adjustable stand allows tilt, height, and pivot movements for better comfort. Gamers will enjoy smooth performance too. The AMD FreeSync support reduces screen tearing and lag. Fast response time ensures fluid motion in every frame. It also includes built-in speakers for clear and balanced sound. You can enjoy videos or meetings without external speakers. Every feature focuses on convenience and quality. The LG 27UP850K 27″ 4K UHD UltraFine Monitor combines elegance, performance, and precision. It’s the perfect choice for professionals, gamers, and everyday users. Specifications: Display : 27″ IPS Resolution : 4K UHD (3840 x 2160) Refresh Rate : 60Hz Response Rate : 5ms GTG
The Samsung Crystal UHD U8000F 50″ 4K Smart TV UA50U8000FUXTW uses a 50-inch LCD panel with 3840 × 2160 resolution. It delivers standard 4K output for everyday viewing, streaming, and console use. Samsung uses the Crystal Processor 4K for image processing and upscaling. As a result, lower-resolution content converts closer to 4K quality on the display. In addition, the TV supports HDR10 and HDR10+, which improve contrast between bright and dark areas for compatible content. The display runs at a 60 Hz refresh rate. Also, Motion Xcelerator reduces blur during fast motion scenes such as sports and action content. Samsung equips the TV with Tizen OS. Therefore, users access streaming apps, SmartThings integration, and smart features through a responsive interface. Connectivity includes HDMI ports, USB ports, Wi-Fi, Bluetooth, Ethernet LAN, and optical audio output. In addition, the TV supports ALLM for basic console gaming responsiveness. This model focuses on 4K resolution, standard HDR performance, and essential smart TV features without advanced gaming or local dimming technology. Specifications: 50-inch LCD panel with 3840 × 2160 4K UHD resolution Crystal Processor 4K with upscaling support HDR10 and HDR10+ compatibility 60 Hz refresh rate with Motion Xcelerator Tizen OS with HDMI, USB, Wi-Fi, Bluetooth, Ethernet connectivity
