The Samsung QLED 50″ 4K UHD Smart TV Q7 Series QA50Q7FAUXTW 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 detailed on the 50-inch screen. QLED technology uses Quantum Dot enhancement to improve brightness and color accuracy. As a result, visuals appear more vibrant and balanced across both dark and bright scenes. This helps maintain consistent picture quality in different lighting conditions and content types. 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 QLED 50 4K UHD Smart TV Q7 Series QA50Q7FAUXTW 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 vivid picture quality 50-inch 4K UHD 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
MSI MAG 272UP QD-OLED X24 is a premium 27-inch gaming monitor designed for competitive gaming, content creation, and immersive entertainment. It features a 4th-generation QD-OLED panel with 4K UHD resolution (3840 × 2160), delivering exceptional image quality, deep blacks, and vibrant colors. The monitor offers an ultra-fast 240Hz refresh rate and a 0.03ms GtG response time for incredibly smooth gameplay and minimal motion blur. Therefore, it is ideal for fast-paced esports titles and AAA gaming experiences. It supports both NVIDIA G-SYNC Compatible and AMD FreeSync Premium Pro technologies to reduce screen tearing and stuttering. In addition, VESA DisplayHDR True Black 400 certification enhances contrast and HDR performance for more realistic visuals. The monitor delivers outstanding color accuracy with 99% DCI-P3 coverage, 98% Adobe RGB coverage, and Delta E ≤ 2 calibration. Moreover, MSI OLED Care 2.0 technology helps reduce the risk of image retention and burn-in. Connectivity includes HDMI 2.1, DisplayPort 1.4a, and USB Type-C with DisplayPort Alt Mode and 15W Power Delivery. As a result, it provides excellent compatibility with gaming PCs, laptops, PlayStation 5, and Xbox Series X consoles. Specifications: 27-inch 4K UHD QD-OLED display 240Hz refresh rate for ultra-smooth gaming 0.03ms GtG response time G-SYNC Compatible and FreeSync Premium Pro DisplayHDR True Black 400 with OLED Care 2.0
Boost your daily productivity with the Lenovo ThinkPad E14 Gen 2, featuring a powerful 11th Gen Intel Core i5 processor. With flexible configurations of up to 16GB RAM and a fast 512GB NVMe SSD, this 14-inch business laptop offers the perfect blend of performance, security, and legendary ThinkPad durability
Logic Board 2.2GHz i7 Integrated Graphics, 16GB Replacement for Apple MacBook Pro 15" Retina A1398 (Mid 2015) Logic Board 2.2GHz i7 Integrated Graphics, 16GB Replacement for Apple MacBook Pro 15″ Retina A1398 (Mid 2015)
The LG 32GN650-B 32″ UltraGear Monitor delivers smooth and immersive visuals for gaming and entertainment. It features a 32-inch QHD display with crisp details and vibrant colors. Moreover, its high refresh rate ensures fluid motion during fast-paced games. This monitor uses a VA panel for strong contrast and wide viewing angles. Additionally, the fast response time reduces blur and ghosting during competitive gaming. The anti-glare screen helps minimize reflections in bright rooms. HDMI and DisplayPort inputs allow easy connection to gaming PCs and consoles. Furthermore, tilt adjustment helps you find a comfortable viewing angle during long sessions. Low blue light and flicker-free technologies reduce eye strain during extended use. This display is ideal for gamers, streamers, and home users alike. Therefore, it supports competitive gaming, media streaming, and everyday computing. Finally, it combines sharp visuals, fast performance, and comfort features for daily use. Specifications: Screen Size: 32″ QHD VA panel Resolution: 2560 × 1440 Refresh Rate: High for smooth motion Ports: HDMI + DisplayPort Features: Anti-glare, low blue light, flicker-free eye care
The MSI G32CQ5P 32″ 1ms 170Hz Curved Gaming Monitor delivers immersive visuals and fast performance for gamers and entertainment users. Its large 32‑inch curved screen wraps slightly around your view, making games, movies, and work more engaging. Moreover, the high 170Hz refresh rate ensures smooth motion and responsive gameplay so action looks fluid and natural. This gaming monitor features a quick 1ms response time that reduces motion blur and ghosting, giving you clearer visuals during intense gaming sessions. Additionally, the vivid colors and rich contrast make visuals more vibrant and detailed, enhancing your overall viewing experience. The sleek design fits gaming setups and home offices with ease, adding a modern touch to your space. The MSI G32CQ5P includes multiple connectivity options, allowing you to connect gaming PCs, consoles, and multimedia devices quickly and easily. Furthermore, ergonomic tilt adjustments help maintain comfortable viewing during long play or work sessions. Therefore, it is ideal for gamers, students, and professionals seeking both performance and style. Finally, it combines immersive curved visuals, smooth performance, and practical design for everyday use. Specifications: 32″ curved gaming monitor 1ms response time for reduced motion blur 170Hz refresh rate for smooth gameplay Vivid colors and immersive visuals Multiple connectivity options
Looking for a reliable monitor that combines performance and affordability? The BenQ GW2780 monitor might be your perfect choice, offering an array of features to enhance your visual experience. To begin with, the GW2780 boasts a sleek design that seamlessly blends with any workspace. Its slim bezels create a borderless display, providing an immersive viewing experience for work or entertainment. Equipped with a 27-inch Full HD display, the monitor delivers crisp and clear visuals. Whether you’re working on spreadsheets, watching videos, or gaming, the GW2780 ensures sharp images and vibrant colors. The In-Plane Switching (IPS) technology ensures wide viewing angles, allowing you to enjoy consistent colors and brightness from any angle. Say goodbye to distorted colors and limited viewing positions. Eye strain is a thing of the past with the BenQ GW2780. The Low Blue Light technology reduces harmful blue light emissions, and the flicker-free feature eliminates screen flickering, providing a comfortable viewing experience for extended periods. Connectivity is a breeze with the multiple ports, including HDMI and VGA. Easily link your monitor to various devices such as laptops, desktops, and gaming consoles. The user-friendly design ensures a hassle-free setup. The BenQ GW2780 monitor not only prioritizes performance but also energy efficiency. Energy Star certification reflects its commitment to reducing environmental impact, making it an eco-friendly choice. In summary, the BenQ GW2780 monitor offers a winning combination of affordability and top-notch features. Elevate your viewing experience with this reliable display solution that caters to your entertainment and productivity needs effortlessly. Specifications: Display : 27″ IPS Resolution : 1920×1080 IPS Response Time : 5ms Refresh Rate : 60hz
NCTS USB Barcode Scanner – High-speed wired scanner for both 1D and 2D barcodes with auto-sensing mode.Plug-and-play solution ideal for retail, inventory, and logistics operations. Model: NCTS 1D/2D Barcode Scanner (USB Wired) Color: Black Scan Type: Image-based CMOS scanner Supported Barcode Types: 1D: Code 128, Code 39, EAN-13, UPC-A, Codabar, ISBN, etc. 2D: QR Code, PDF417, Data Matrix, Aztec, etc. Supported Barcode Types: 1D: Code 128, Code 39, EAN-13, UPC-A, Codabar, ISBN, etc. 2D: QR Code, PDF417, Data Matrix, Aztec, etc. Interface: USB 2.0 (Plug-and-play, no driver required) Scan Speed: Up to 300 scans/second Resolution: ≥ 4mil (0.1mm) Scan Modes: Manual trigger Auto-sensing Continuous mode Scan Modes: Manual trigger Auto-sensing Continuous mode Light Source: White LED illumination + red aiming line Indicators: LED and buzzer for scan confirmation Power Supply: DC 5V (via USB port) Cable Length: ~1.5 meters Build: ABS plastic, ergonomic handheld design Compatibility: Windows, macOS, Linux, Android Applications: POS, inventory, logistics, healthcare, warehouse use
The ViewSonic 27″ 75Hz Monitor delivers vibrant visuals and smooth performance for all your computing needs. Whether you’re working, gaming, or streaming, this monitor provides an immersive viewing experience. With a Full HD 1080p resolution, the ViewSonic 27″ 75Hz Monitor offers crisp and clear images. Every detail is sharp and vivid, making it perfect for tasks that require high visual clarity. The 75Hz refresh rate ensures smooth and fluid motion on the ViewSonic 27″ Monitor. This is especially beneficial for gaming and watching videos, as it reduces blur and enhances the overall viewing experience. Designed with versatility in mind, the ViewSonic 27″ 75Hz Monitor features multiple connectivity options. It includes HDMI, VGA, and DisplayPort inputs, allowing you to connect various devices effortlessly. The slim bezel design of the ViewSonic 27″ 75Hz Monitor maximizes screen space and provides a sleek, modern look. It fits seamlessly into any workspace or home setup, adding a touch of elegance to your environment. The ViewSonic 27″ 75Hz Monitor is also equipped with eye care technology to reduce eye strain during extended use. Features like Flicker-Free and Blue Light Filter make it comfortable for long hours of work or play. Setting up the ViewSonic 27″ 75Hz Monitor is easy and hassle-free. The adjustable stand allows you to find the perfect viewing angle, ensuring comfort and productivity throughout the day. In conclusion, the ViewSonic 27″ 75Hz Monitor combines stunning visuals, smooth performance, and versatile connectivity for an exceptional viewing experience. Upgrade to the ViewSonic 27″ 75Hz Monitor today and enjoy the best in display technology. Specifications: Display : 27″ TN Resolution : FHD 1920 x 1080 Refresh Rate : 75Hz Response Rate : 1.5ms GTG
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 MSI MAG 275UPD E14 27-inch gaming monitor is built for competitive and immersive gameplay, offering both ultra-sharp visuals and extremely high refresh rates. Its IPS panel delivers vibrant colors and wide viewing angles, making it suitable for gaming, content creation, and everyday use. Moreover, the monitor supports dual display modes, allowing users to switch between ultra-detailed 4K resolution and ultra-fast Full HD performance. This flexibility allows gamers to enjoy crisp visuals for cinematic games or switch to very high refresh rates for competitive titles that require maximum smoothness and responsiveness. Additionally, fast response times help reduce motion blur and ghosting, ensuring smoother gameplay during fast-moving scenes. The MAG 275UPD E14 also features modern connectivity options and an ergonomic design that fits gaming or professional setups. Furthermore, its slim bezels enhance immersion in multi-monitor setups. Therefore, this monitor suits users who want both high resolution and esports-level speed. Finally, it combines versatility, speed, and image quality in one powerful gaming display. Specifications: Screen size: 27-inch IPS panel Resolution modes: 4K UHD (3840×2160) or Full HD (1920×1080) Refresh rate: 144Hz at 4K / up to 288Hz at FHD Response time: 1ms class gaming response time Connectivity: HDMI and DisplayPort inputs for PC and consoles
Experience elite performance with the Lenovo ThinkPad E14 Gen 3, powered by the AMD Ryzen 7 5700U 8-core processor. Featuring 16GB RAM, a lightning-fast 512GB NVMe SSD, and a professional 14-inch FHD display, this laptop is engineered for high-level productivity and military-grade durability.
Haixun F20 Barcode Reader – USB 2D handheld scanner supports QR, PDF417, and 1D barcodes.Fast and reliable for retail, inventory, and logistics with plug-and-play setup. Model: Haixun F20 Type: 2D Handheld Barcode Scanner Supported Codes: 1D: EAN-13, UPC-A, Code 39, Code 128, Codabar, etc. 2D: QR Code, PDF417, DataMatrix, etc. Supported Codes: 1D: EAN-13, UPC-A, Code 39, Code 128, Codabar, etc. 2D: QR Code, PDF417, DataMatrix, etc. Sensor Type: CMOS imaging sensor Interface: USB (Plug and Play, no driver needed) Scan Mode: Manual trigger / Continuous / Auto-sensing Scan Speed: Up to 300 scans/sec Resolution: ≥ 4mil (0.1mm) Light Source: Red LED + White fill light Compatibility: Windows, Android, macOS, Linux Design: Ergonomic grip for long use Durable ABS plastic body Design: Ergonomic grip for long use Durable ABS plastic body Cable Length: Approx. 1.5 – 2 meters Power Supply: 5V (via USB) Applications: Retail, Warehouse, POS, Inventory, Logistics
WiWU Linker 721HD Hub – Compact USB-C hub with 7 ports including 100W PD, dual USB-A, USB-C data, HDMI 4K60, and dual SD/TF slots.Aluminum body, plug‑and‑play compatibility with MacBooks and modern USB‑C devices—ideal for laptop expansion. Model: Linker 721HD (WiWU) Material: Aluminum-alloy shell Ports: 2 × USB‑A 3.1 1 × USB‑C 3.1 (data) 1 × USB‑C PD power delivery (up to 100 W) 1 × HDMI (4K @ 60 Hz) SD card slot + micro‑SD (TF) slot (USB 3.0 speed) Ports: 2 × USB‑A 3.1 1 × USB‑C 3.1 (data) 1 × USB‑C PD power delivery (up to 100 W) 1 × HDMI (4K @ 60 Hz) SD card slot + micro‑SD (TF) slot (USB 3.0 speed) Cable: Fixed USB‑C male cable (approx. 15 cm) Compatibility: Plug-and-play with USB-C/Thunderbolt 3/4 devices (MacBook, XPS, Chromebooks, mobile devices with DP-Alt Mode) Design: Compact, space gray finish optimized for travel/work setups Weight: ~150 g
The MSI MAG 275QF 27″ 180Hz Gaming Monitor delivers an immersive experience for competitive and casual gamers. With its high refresh rate, it ensures smooth gameplay. This 27-inch gaming monitor features a Fast IPS panel with a 2560 x 1440 (QHD) resolution. The display offers sharp visuals and vibrant colors, enhancing gaming performance. The wide color gamut ensures lifelike images, making every scene more realistic. With a 180Hz refresh rate and 1ms response time, motion blur is minimized. This allows fast-paced action to remain clear and fluid. It gives gamers an advantage in competitive matches, reducing input lag. The MSI MAG 275QF 27″ 180Hz Gaming Monitor supports Adaptive Sync technology. This feature eliminates screen tearing and stuttering for a smooth experience. Whether playing FPS, racing, or RPG games, visuals stay sharp and fluid. It comes with multiple connectivity options, including DisplayPort and HDMI. This ensures compatibility with gaming PCs, consoles, and other devices. The ergonomic stand allows height, tilt, and swivel adjustments for better comfort. With Eye Care technology, the monitor reduces blue light and flicker. This helps minimize eye strain during long gaming sessions. Gamers can enjoy extended playtime without discomfort. The sleek and modern design of the MSI MAG 275QF 27″ 180Hz Gaming Monitor makes it a great addition to any setup. The ultra-thin bezels provide a more immersive viewing experience, perfect for multi-monitor setups. For gamers looking for speed, clarity, and smooth performance, this monitor is an excellent choice. It enhances both gameplay and overall visual experience. Specifications: Display : 27″ Rapid IPS Resolution : 2560×1440 (WQHD) Refresh Rate : 180Hz Response Rate : 0.5ms
The AOC Q27G3ZN 27″ 2K 260Hz Gaming Monitor delivers sharp visuals and ultra-smooth performance for gaming and media. Its 2K resolution shows crisp detail in games, videos, and creative work. The 27-inch panel gives you wide viewing space. This helps improve focus and immersion during gameplay. Moreover, the AOC Q27G3ZN 27″ 2K 260Hz Gaming Monitor features an ultra-fast 260 Hz refresh rate. Motion looks fluid and clear during fast action. This reduces blur and improves responsiveness. Every movement feels smooth and precise. In addition, the monitor offers a quick response time for accurate control. This helps reduce ghosting and keeps motion crisp. Gameplay feels responsive in competitive matches. This improves performance when you need speed. Furthermore, the AOC Q27G3ZN 27″ 2K 260Hz Gaming Monitor uses a high-quality panel with rich, vibrant colors. Images stay vivid and consistent from wide angles. This makes movies and games look more engaging. Visual quality stays impressive. Also, the monitor supports adaptive sync technology for tear-free gameplay. This keeps frames smooth when GPU frame rates fluctuate. Tearing and stutter decrease significantly. This improves the overall gaming experience. In addition, the AOC Q27G3ZN 27″ 2K 260Hz Gaming Monitor includes HDMI and DisplayPort connections for flexible setup. You can connect PC, consoles, and media devices easily. Setup stays simple and quick. Connectivity helps everyday use. Moreover, the design features slim bezels for a clean, modern look. The monitor fits well in gaming setups and multi-screen layouts. This saves desk space and improves style. Furthermore, the AOC Q27G3ZN 27″ 2K 260Hz Gaming Monitor offers adjustable stand settings for tilt, height, and comfort. You can set your view for long sessions. Comfort matters in extended gaming. Overall, the AOC Q27G3ZN 27″ 2K 260Hz Gaming Monitor delivers outstanding clarity, fast refresh, and smooth gameplay. It enhances competitive play and entertainment alike. This monitor is perfect for gamers and users who want speed, vivid visuals, and precise performance. Check out other option here! Specifications: Display : 27″ Fast IPS Resolution : 2560 x 1440 (QHD) Refresh Rate : 260Hz Response Rate : 0.5ms
The AOC 27″ 180Hz Gaming Monitor is designed for serious gamers seeking top-tier performance. Its ultra-fast 180Hz refresh rate ensures smooth and fluid visuals, reducing motion blur for a more immersive gaming experience. Firstly with a 27-inch screen, this gaming monitor offers ample space for your games, providing clear and detailed images. The large display enhances your field of view, making every gaming session more engaging and enjoyable. Furthermore the AOC 27″ 180Hz Gaming Monitor features a Full HD resolution, delivering crisp and sharp visuals. Whether you’re playing fast-paced shooters or exploring open-world adventures, every detail will be displayed with precision. Equipped with Adaptive-Sync technology, this monitor eliminates screen tearing and stuttering, ensuring seamless gameplay. You’ll enjoy a more responsive and visually stunning gaming experience, keeping you competitive in every match. The sleek and modern design of the AOC Gaming Monitor complements any gaming setup. Its slim bezels provide a more immersive viewing experience, allowing you to focus entirely on your game. Connectivity is made easy with multiple input options, including HDMI and DisplayPort. You can easily connect your gaming console, PC, or other devices for versatile use. In conclusion, the AOC 27″ 180Hz Gaming Monitor offers outstanding performance, stunning visuals, and a sleek design. Upgrade your gaming setup with this high-performance monitor and experience games like never before. Specifications: Display : 27″ VA Resolution : 1920×1080 FHD Refresh Rate : 180Hz Response Rate : 1ms
Genuine-spec touchpad flex cable for MacBook Air 13″ (Model A1932, 2018–2019)—essential for restoring full Force Touch functionality, haptic feedback, and precise multi-touch gesture control during trackpad repair or replacement. Compatible With: MacBook Air 13-inch (2018 & 2019, Model A1932, Model Identifier MacBookAir8,1) with Intel Core i5/i7 processors. 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, Force Touch pressure data, and haptic feedback signals—critical for macOS gestures like Force Click, three-finger lookup, pinch-to-zoom, and smooth cursor tracking. OEM-Quality Build: Matches Apple’s original in length, connector pitch, EMI shielding, and flexibility—ensures reliable signal integrity and long-term durability. Common Use Cases: Replacing a torn, creased, or liquid-damaged original flex cable Completing a trackpad replacement when the original cable is unusable 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 unusable Fixing intermittent trackpad behavior, loss of Force Touch, or complete unresponsiveness Installation Note: Requires full bottom case removal and careful routing beneath the battery. The cable connects via a ZIF (Zero Insertion Force) socket on the logic board—must be properly aligned and latched without force. Recommended for experienced or certified technicians. Important: This is flex cable only—not a complete trackpad assembly. Must be used with the original or compatible A1932 trackpad and Taptic Engine. Not compatible with MacBook Air M1 (A2337/A2338), M2 (A2681/A2941), or any MacBook Pro model. This is flex cable only—not a complete trackpad assembly. Must be used with the original or compatible A1932 trackpad and Taptic Engine. Not compatible with MacBook Air M1 (A2337/A2338), M2 (A2681/A2941), or any MacBook Pro model.
The Acer V246HQL 24″ 60Hz Monitor is a perfect choice for work, study, and entertainment. It delivers clear visuals with a full HD resolution. The 24-inch screen provides a comfortable viewing experience for long hours. With a 60Hz refresh rate, this monitor ensures smooth performance for daily tasks. It is great for browsing, office work, and watching videos. The 5ms response time reduces motion blur, making images sharper. The Acer V246HQL features LED-backlit technology, offering bright and vivid colors. It enhances contrast and clarity for a better viewing experience. The anti-glare screen minimizes reflections, making it easy on the eyes. This 24-inch monitor supports Full HD 1920 x 1080 resolution. It delivers sharp images with great detail. Whether for work or entertainment, this resolution ensures high-quality visuals. The Acer V246HQL 24″ 60Hz Monitor includes VGA and HDMI ports for flexible connectivity. You can easily connect it to computers, laptops, and other devices. The tiltable stand allows you to adjust the screen for better comfort. Designed for efficiency, this monitor has low power consumption. It is Energy Star certified, helping to reduce electricity costs. It is an eco-friendly choice for home and office use. The Acer V246HQL 24″ 60Hz Monitor is built with eye-care technology. It includes Flicker-Free and Blue Light Filter features. These help reduce eye strain during long hours of use. Its slim and modern design makes it a great addition to any workspace. It fits easily on desks, saving space while providing a high-quality display. In conclusion, the Acer V246HQL 24″ 60Hz Monitor is a reliable and budget-friendly option. It offers excellent performance for everyday tasks with clear visuals and comfortable viewing. Specifications: Display : 24″ VA Resolution : 1920×1080 Refresh Rate : 60Hz Response Rate : 5ms
WiWU Waterproof Large Capacity Minimalist Backpack Business Laptop Backpack Bags with Multi-Pockets For digital gadgets Minimalist Style Water-resistant material,Polyester Large Capacity Have Stock Size:15.6 inch
