Meetion Wireless Optical Mouse, Black | R547 DPI switch button Resolution 800/1200/1600dpi 2.4GHz USB Nano receiver included (range-up to 10m)
OEM-quality trackpad replacement (without flex cable) for MacBook Pro 13″ (Models A2251 and A2289, 2020) in Silver finish—engineered for precise Force Touch response, smooth multi-touch gestures, and seamless integration with the original chassis. Compatible With: MacBook Pro 13″ (2020, Two Thunderbolt Ports) – Model A2251 (Intel Core i5/i7) MacBook Pro 13″ (2020, Four Thunderbolt Ports) – Model A2289 (Intel Core i5/i7) (Note: Both models share the same trackpad assembly despite port differences.) MacBook Pro 13″ (2020, Two Thunderbolt Ports) – Model A2251 (Intel Core i5/i7) MacBook Pro 13″ (2020, Four Thunderbolt Ports) – Model A2289 (Intel Core i5/i7) (Note: Both models share the same trackpad assembly despite port differences.) Part Type: Trackpad only—does not include the flex cable, Taptic Engine, or mounting hardware. Designed for technicians who will reuse the original internal components. Finish: Silver—matches the Silver MacBook Pro 13″ top and bottom case for perfect aesthetic continuity. Force Touch Support: Fully compatible with pressure-sensitive input and haptic feedback when paired with the original Taptic Engine and logic board—ensuring full macOS gesture functionality (e.g., Force Click, Lookup, Pressure-sensitive drawing). Precision Build: Features the same glass surface texture, curvature, and micro-click mechanism as Apple’s original—delivering consistent tracking accuracy and tactile feel. Installation Requirements: Requires full bottom case disassembly and careful transfer of the original flex cable and Taptic Engine. Adhesive must be applied precisely to maintain structural rigidity and sensor alignment. Recommended for certified or experienced repair technicians only.
BATTERY TOSHIBA PA5185U-1BRS Laptop Battery for Toshiba Satellite C50 C55 C55D C55T L55 L55D L55T Series fit C55-B5200 C55-B5270 C55D-B5310 PA5184U-1BRS PA5186U-1BRS PA5195U-1BRS Battery Type: Li-ion Capacity: 2800Mah Voltage: 14.4V Cells: 4-cell Fit Model: Toshiba Satellite PA5185-1BRS PA5184U-1BRS PA5184-1BRS PA5186-1BRS PA5195-1BRS PA5185U1BRS PA5185U PA5185 PA5195U PA5184 Battery Compatible: Toshiba Satellite C55-B5302 C55-B5299 C55-B5287 C55-B5272 C55-B5270 C55-B5200 C55-B5101 C55-B5100 C55D-B5319 C55D-B5310 C55D-B5241 C55D-B5219 C55D-B5214 C55D-B5212 C55D-B5206 C55D-B5203 C55T-B5349 C55T-B5110 C55T-B5230 C55T-B5109 L55-B5294 L55-B5284 L55-B5276 Battery 100% New from Manufacturer. Up to 500 recharge cycles over the life of the battery. CE-/FCC-Certified for safety If you have any questions, please feel free to contact us, our professional service team will provide you with the most guaranteed support
Logitech MK120 Wired USB Keyboard Mouse Desktop Combo Height: 6.10 in (155 mm) Width: 17.72 in (450 mm) Depth: 0.93 in (23.5 mm) Weight: 19.4 oz (550 g) Cable length: 4.9 ft (150 cm) Height: 4.45 in (113 mm) Width: 2.44 in (62 mm) Depth: 1.50 in (38 mm) Weight: 3.17 oz (90 g) Cable length: 70.87 in (180 cm) Spill-resistant design 1Tested under limited conditions (maximum of 60 ml liquid spillage). Do not immerse the keyboard in liquid. Adjustable keyboard height 10-Key Number pad Caps lock indicator light Num lock indicator light Up to 10 million keystrokes (excludes number lock key) Key type: Deep profile Sensor Technology: Optical tracking Number of Buttons: 3 (Left/Right-click, Middle click) Scrolling: line-by-line Scroll Wheel: Yes, optical Mouse plastics: 72% post-consumer recycled material 2Excludes plastic in cable assembly, printed wiring assembly (PWA) and packaging. Keyboard plastics: 54% post-consumer recycled material 3Excludes plastic in cable assembly, printed wiring assembly (PWA) and packaging. Windows® 10,11 or later Two available USB ports
• Table Stand Desk fits most 13” to 27” displays • Articulating stand with Swivel 180° and Tilt angle ±15° • Supports load from 9 to 20 kg • Mounting VESA compliance 50 x 50 mm, 75 x 75 mm & VESA 100 x 100mm • Carton Size: 445 x 130 x 100 mm • Gross Weight: 2.85 kg • Net Weight: 2.55 kg • Color: Black 1 Year Warranty manufacturer link
ViewSonic VG2440V 24” Monitor BUILT FOR VIDEO CONFERENCING An integrated Full HD webcam, microphone and speakers deliver clear communication and video conferencing whether your team is across the country or across the globe. ADJUSTABILITY AND PRIVACY The camera features +/- 5-degree tilt so you can find the perfect angle for your videos. When you don’t want to be on camera, a physical shutter slides over the camera lens to ensure your privacy. ViewSonic VG2440V 24” Monitor FULL HD 1080P RESOLUTION This monitor features Full HD 1920×1080 resolution for unbelievable pixel-by-pixel image performance. You’ll experience the most amazing clarity and detail whether it be while working, gaming, or enjoying the latest in multimedia entertainment. Display Monitor ERGONOMIC DESIGN With advanced ergonomic features, ViewSonic monitors are designed to provide a greater range of adjustment for increased productivity and comfort. Users can reduce eyestrain and physical fatigue by adjusting the monitor via swivel, tilt, and height adjust options. ViewSonic VG2440V 24” Monitor Full Specifications : DISPLAY SIZE (IN.) 24” Monitor PANEL TYPE IPS RESOLUTION 1920 x 1080 STATIC CONTRAST RATIO 1,000:1 DISPLAY DISPLAY SIZE (IN.) 24 VIEWABLE AREA (IN.) 23.8 PANEL TYPE IPS RESOLUTION 1920 x 1080 RESOLUTION TYPE Full HD (1920×1080) STATIC CONTRAST RATIO 1,000:1 DYNAMIC CONTRAST RATIO 50,000,000:1 LIGHT SOURCE LED BRIGHTNESS 250 cd/m2 COLORS 16.7M COLOR SPACE SUPPORT 8 bits ASPECT RATIO 16:9 RESPONSE TIME (TYPICAL GTG) 5ms VIEWING ANGLES 178º horizontal, 178º vertical PANEL SURFACE Anti-glare, Hard coating (3H) COMPATIBILITY PC RESOLUTION (MAX) 1920×1080 MAC® RESOLUTION (MAX) 1920×1080 CONNECTOR USB TYPE A 3 USB TYPE B 1 3.5MM AUDIO IN 1 3.5MM AUDIO OUT 1 VGA 1 HDMI 1.4 IN 1 DISPLAYPORT 1 AUDIO INTERNAL SPEAKERS 2W (x2) POWER ECO MODE (CONSERVE) 10.3W ECO MODE (OPTIMIZED) 11.7W CONSUMPTION (TYPICAL) 13.7W CONSUMPTION (MAX) 16.5W VOLTAGE AC 100-240V (universal), 50-60Hz STAND-BY 0.5W POWER SUPPLY Internal ADDITIONAL HARDWARE KENSINGTON LOCK SLOT 1 WEBCAM 2MP OPERATING CONDITIONS ViewSonic VG2440V 24” Monitor TEMPERATURE 32-104º F (0 – 40º C) HUMIDITY (NON-CONDENSING) 20-90% VIDEO SIGNAL ViewSonic VG2440V 24” Monitor FREQUENCY HORIZONTAL 15 ~ 90 KHz FREQUENCY VERTICAL 49 ~ 75 Hz VIDEO INPUT DIGITAL SYNC TMDS for HDMI (v1.4), PCI-E for DisplayPort ERGONOMICS ViewSonic VG2440V 24” Monitor HEIGHT ADJUST 130 mm / 5.1 in SWIVEL 60º PIVOT (RIGHT/LEFT) 90º / 90º TILT (FORWARD/BACK) 5º / 40º WEIGHT (IMPERIAL) NET (LBS) 13.3 NET WITHOUT STAND (LBS) 7.9 GROSS (LBS) 19.2 WEIGHT (METRIC) NET (KG) 6.0 NET WITHOUT STAND (KG) 3.6 GROSS (KG) 8.7 DISPLAY DIMENSIONS (IMPERIAL) (WXHXD) PACKAGING (IN.) 24.0 x 15.9 x 8.3 PHYSICAL (IN.) 21.6 x 16.0~21.1 x 8.1 PHYSICAL WITHOUT STAND (IN.) 21.6 x 13.8 x 2.0 DISPLAY DIMENSIONS (METRIC) (WXHXD) PACKAGING (MM) 609.0 x 405.0 x 210.0 PHYSICAL (MM) 549.0 x 407.0~537.0 x 206.0 ViewSonic VG2440V 24” Monitor PHYSICAL WITHOUT STAND (MM) 549.0 x 352.0 x 50.0 GENERAL ViewSonic VG2440V 24” Monitor REGULATIONS cTUVus, FCC-B, ICES003, Energy Star Certified, EPEAT Certified, MX-CoC, Mexico Energy PACKAGE CONTENTS VG2440V, Power Cable, HDMI Cable, USB Type B Uplink Cable, 3.5mm Audio Cable, Quick Start Guide RECYCLE/DISPOSAL Please dispose of in accordance with local, state or federal laws. Specifications: Specifications : Refresh Rate 75 Brand ViewSonic Screen Size 24 Inches Hardware Interface VGA, DisplayPort, HDMI, USB 3.2 Gen 1 Connectivity Technology VGA, USB, DisplayPort, HDMI 3 Years Warranty manufacturer link
Huawei IdeaHub Board 2 86-inch display delivers an immersive teaching and collaboration experience with large 4K visuals. It helps teachers present clearly and engage students effectively. As a result, classrooms benefit from better interaction and visibility. The 86-inch screen features 4K UHD resolution with zero-gap laminated glass. Therefore, it reduces reflection and improves clarity. Moreover, the D-LED backlight and 60Hz refresh rate ensure stable and consistent visuals. It supports up to 20 touch points using infrared multi-touch technology. In addition, smart handwriting recognition and annotation allow natural writing. The low latency writing response improves accuracy during lessons. The system includes a quad-core processor with 4GB RAM and 32GB storage. Consequently, it runs applications smoothly. It supports Android, Windows, iOS, and macOS for flexible integration. It also includes key capabilities such as 4K UHD resolution, multi-touch interaction, smart annotation tools, wide connectivity options, and cross-platform support. Huawei IdeaHub Board 2 86-inch display is built to enhance collaboration and simplify teaching. Specifications: 86-inch 4K UHD display with 3840 × 2160 resolution Supports up to 20 touch points with infrared technology Zero-gap laminated glass with D-LED backlight Low latency writing with smart annotation support Quad-core CPU with 4GB RAM and 32GB storage
The MSI Pro MP161 E2 15.6″ 60Hz Portable Monitor is a lightweight and versatile display for professionals and gamers. It offers a compact design, making it easy to carry anywhere. This portable monitor features a 15.6-inch Full HD display with a resolution of 1920 x 1080. The 60Hz refresh rate ensures smooth visuals for work, entertainment, and gaming. The IPS panel delivers vibrant colors and wide viewing angles. With ultra-slim bezels, the MSI Pro MP161 E2 provides a sleek and modern look. It enhances your workspace without taking up too much space. The anti-glare screen ensures comfortable viewing in different lighting conditions. The portable monitor supports multiple connectivity options, including USB-C and Mini HDMI. This allows easy connection to laptops, tablets, and gaming consoles. Plug-and-play functionality makes setup quick and hassle-free. Weighing only 0.75 kg, the MSI Pro MP161 E2 15.6″ 60Hz Portable Monitor is perfect for travel. Its ultra-slim profile fits easily into bags, making it ideal for remote work or presentations. The built-in stand allows flexible positioning for better comfort. You can adjust the screen angle for the best viewing experience. The durable design ensures long-term reliability. With low blue light technology, this portable monitor reduces eye strain during extended use. It is perfect for professionals who spend hours in front of a screen. In conclusion, the MSI Pro MP161 E2 15.6″ 60Hz Portable Monitor is a great choice for those needing a secondary display. Its lightweight design, excellent visuals, and versatile connectivity make it ideal for work and entertainment. Specifications: Display : 15.6″ IPS Resolution : 1920×1080 FHD Refresh Rate : 60Hz Response Rate : 4ms Speaker : 1.5W x2
The Cudy WR3000 AX3000 WiFi 6 Router delivers ultra-fast wireless speeds and improved network efficiency with the latest WiFi 6 technology. Designed for modern homes and offices, it offers high-speed Gigabit connectivity, wider coverage, and stable performance for multiple devices. AX3000 WiFi 6 Speed – Combined speeds of up to 3000Mbps for ultra-smooth streaming, gaming, and downloads. Next-Gen WiFi 6 Technology – Improved efficiency, lower latency, and better performance for multiple connected devices. Gigabit Ethernet Ports – High-speed WAN and LAN ports for maximum wired performance. Enhanced Coverage – High-performance antennas provide strong and stable WiFi signal across your space. OFDMA & MU-MIMO – Efficient data transmission to multiple devices simultaneously without slowing down the network. Multiple Operating Modes – Supports Router, Access Point, and Repeater modes for flexible setup. Advanced Security – WPA3/WPA2 encryption ensures a secure and protected network. 1 × Gigabit WAN Port 4 × Gigabit LAN Ports Dual Band WiFi (2.4GHz & 5GHz) WiFi 6 (802.11ax) Ethernet (RJ45) Wireless Security (WPA2/WPA3)
Xprinter XP-80T 80mm Thermal Receipt Printer Press to download driver: XPrinter Driver Setup V7.77
• LCD panel type: IPS technology • Backlight type: W-LED system • Panel Size: 23.8 inch / 60.5 cm • Display Screen Coating: Anti-Glare, 3H, Haze 25% • Effective viewing area: 527 (H) x 296.5 (V) • Aspect ratio: 16:9 • Maximum resolution: 1920 x 1080 @ 75 Hz* • Pixel Density: 93 PPI • Response time (typical): 4 ms (GtG)* • Brightness: 250 cd/m² • Contrast ratio (typical): 3000:1 • SmartContrast: Mega Infinity DCR • Pixel pitch: 0.2745 x 0.2745 mm • Viewing angle: 178º (H) / 178º (V), @ C/R > 10 • Flicker-free • Display colors: 16.7 M • Scanning Frequency: 30 – 85 kHz (H) / 48 – 75 Hz (V) • LowBlue Mode • EasyRead • sRGB • Adaptive sync , CABLE POWER,CABLE HDMI,CABLE VGA 1 YEAR WARRANTY
Are you in search of a monitor that delivers both smooth performance and vibrant visuals? Look no further than the MSI Pro 27″ 100Hz Monitor. Designed to meet the demands of both gamers and professionals, this monitor offers a seamless viewing experience. First and foremost, let’s discuss its refresh rate. With a refresh rate of 100Hz, this monitor ensures buttery-smooth visuals, free from motion blur or screen tearing. Whether you’re gaming or working, every frame is delivered with precision and clarity. Additionally, the 27-inch display provides ample screen real estate, allowing for immersive gaming sessions or productive work environments. Say goodbye to squinting at small screens and hello to expansive viewing experiences. Transitioning to color accuracy, the MSI Pro monitor boasts vibrant and true-to-life colors, thanks to its advanced display technology. Whether you’re editing photos, watching movies, or gaming, every hue is rendered with stunning accuracy. Moreover, the monitor’s sleek and minimalist design adds a touch of sophistication to any workspace or gaming setup. Its thin bezels maximize screen space, while the adjustable stand ensures ergonomic viewing angles for maximum comfort. Furthermore, with multiple connectivity options, including HDMI and DisplayPort, this monitor seamlessly integrates with your existing setup. Whether you’re connecting a gaming console, PC, or laptop, setup is quick and hassle-free. In conclusion, the MSI Pro 27″ 100Hz Monitor is a versatile display solution that excels in both performance and aesthetics. Whether you’re a gamer, content creator, or professional, this monitor delivers an exceptional viewing experience that enhances productivity and enjoyment. Upgrade your display today and immerse yourself in the world of vibrant visuals and smooth performance. Specifications: Display : 27″ Resolution : 1920 x 1080 (FHD) Refresh Rate : 100Hz Response Rate : 1ms
The ViewSonic XG2709A 27″ 240Hz Gaming Monitor is built for competitive gamers who need top-tier performance and responsiveness. With a blazing 240Hz refresh rate, it delivers ultra-smooth visuals in every frame. A 1ms MPRT response time ensures fast and accurate performance, helping reduce motion blur and ghosting during intense action. The Full HD resolution brings sharp details, making it perfect for gaming and daily use. Its SuperClear® IPS panel offers wide viewing angles and rich, vibrant colors. This means no matter where you sit, your screen will always look great. The ViewSonic XG2709A 27″ 240Hz Gaming Monitor features AMD FreeSync™ technology, which eliminates screen tearing and stuttering for smooth, uninterrupted gameplay. HDR10 support brings better brightness and contrast to your visuals, making dark scenes deeper and bright scenes more vivid and clear. It gives games and videos more depth and realism. Multiple input options like HDMI and DisplayPort let you connect to PCs, gaming consoles, and other devices with ease. A 3.5mm audio out port is also available for external speakers or headphones. The stand is fully adjustable, offering tilt, swivel, height, and pivot functions to keep you comfortable. It’s also VESA compatible for wall or arm mounting. Its anti-glare screen reduces reflections, making long gaming sessions easier on your eyes. The sleek, modern design fits into any setup with ease. In conclusion, the ViewSonic XG2709A 27″ 240Hz Gaming Monitor offers speed, comfort, and vibrant visuals, making it a top choice for serious gamers. Specifications: Display : 27″ IPS Resolution : 1920 x 1080 FHD Refresh Rate : 240Hz Response Rate : 1ms MPRT Height Adjust (mm): 130
The MSI PRO MP245PG E14 monitor delivers smooth performance for work and daily tasks. It features a 24-inch Full HD display that provides clear visuals and accurate colors. Therefore, users can handle office applications, browsing, and content viewing with ease. Moreover, the 144Hz refresh rate ensures smoother motion during fast screen activity. The 1ms response time helps reduce motion blur for better clarity. As a result, users enjoy a more responsive and comfortable viewing experience throughout the day. In addition, the IPS panel maintains consistent colors across wide viewing angles. This allows multiple users to view the screen without distortion. Furthermore, eye care features help reduce strain during long working hours. The monitor also includes essential connectivity options for flexible device integration. Consequently, the MSI PRO MP245PG E14 monitor supports both productivity and smooth visual performance in any workspace. MSI PRO MP245PG E14 monitor offers reliable display quality and enhanced smoothness for modern business environments. Specifications: 24-inch Full HD (1920 × 1080) IPS display 144Hz refresh rate for smoother motion 1ms response time for reduced blur Wide viewing angles with consistent color Eye care features for comfortable use
HP LaserJet M111w Black & White Multifunction Printer, Wireless & Mobile Printing, 600 x 600 dpi Resolution, Print speed up to 20 ppm, 8000-page Monthly Duty Cycle, USB / Wireless Connectivity | 7MD68A White
Philips 24E2N2100 is a 23.8-inch Full HD IPS monitor designed for smooth visuals and accurate color performance. It supports a 1920 × 1080 resolution with a 120Hz refresh rate and 1ms MPRT response time for fast motion clarity. The IPS panel provides wide viewing angles and consistent image quality. Additionally, it includes Adaptive Sync for reduced screen tearing and smoother gameplay. LowBlue Mode and Flicker-Free technology help reduce eye strain during long sessions. Moreover, HDMI 1.4 and VGA connectivity support standard PC and laptop setups. SmartImage presets adjust display settings based on content type. The Philips 24E2N2100 delivers reliable performance for work, media, and casual gaming. It combines IPS color accuracy with high refresh smoothness for everyday use. Specifications: 23.8-inch IPS display with Full HD 1920 × 1080 resolution 120Hz refresh rate for smoother motion performance 1ms MPRT response time for reduced motion blur Adaptive Sync support for tear-free visuals LowBlue Mode and Flicker-Free technology for eye comfort
The Samsung 65″ OLED 4K S85F Vision AI Smart TV QA65S85FAEXTW delivers a premium viewing experience built on advanced OLED technology. It produces deep blacks, rich colors, and strong contrast, so movies, sports, and games look more realistic and immersive on the 65-inch screen. OLED technology controls each pixel individually, so every detail appears with high precision. This improves dark scenes by keeping blacks deep and detailed, while bright areas stay clean and accurate. As a result, the picture remains balanced in both bright and dark environments. Samsung Vision AI improves picture and sound in real time. It analyzes each scene and adjusts brightness, color, and sharpness automatically. Therefore, the Samsung 65 OLED S85F Vision AI Smart TV QA65S85FAEXTW always delivers optimized visuals without manual settings. In addition, AI upscaling improves lower-resolution content closer to 4K quality for better clarity. HDR expands contrast and color depth, making visuals more lifelike and dynamic. Fast motion also appears smoother and clearer, which improves sports and action viewing. The Smart TV system gives access to streaming apps, games, and smart home features. It runs smoothly and is easy to navigate. In addition, the slim design with thin bezels gives the Samsung 65 OLED S85F Vision AI Smart TV QA65S85FAEXTW a modern and premium look. Overall, this Samsung OLED TV combines strong picture quality, AI optimization, and smart connectivity for a high-end viewing experience. Specifications: OLED display delivers deep blacks and strong contrast 65-inch 4K screen provides immersive viewing experience Vision AI optimizes picture and sound automatically HDR improves brightness, contrast, and color depth Smart TV system supports apps, streaming, and smart features
Acer Nitro VG252QXbmiipx Gaming G-SYNC Screen size 31.5 Inches Display resolution maximum 1920 x 1080 Connectivity technology HDMI Aspect ratio 16:9 Specific uses for product Gaming Response time 4 Milliseconds Resolution FHD 1080p Number of HDMI Ports 2 Image brightness 400 cd/m² Voltage 240 Volts
The Samsung 85-Inch QLED 4K Smart TV QA85Q7FAAUXTW delivers a premium large-screen viewing experience with advanced QLED display technology. It produces bright, sharp, and colorful images, so movies, sports, and games look immersive and detailed on the massive 85-inch screen. QLED technology uses Quantum Dot enhancement to improve brightness and color accuracy. As a result, visuals appear more vivid and balanced across both dark and bright scenes. This helps maintain consistent picture quality in different lighting conditions and content types. 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 85 QLED 4K Smart TV QA85Q7FAAUXTW a modern and premium appearance suitable for large living spaces. Overall, this Samsung QLED TV combines strong brightness performance, AI optimization, and smart connectivity for an immersive home entertainment experience. Specifications: QLED technology delivers bright and vivid picture quality 85-inch 4K display provides immersive large-screen viewing Vision AI optimizes picture and sound automatically in real time HDR improves contrast, brightness, and color depth Smart TV platform supports apps, streaming, and smart features
The HP ENVY 27 4K Monitor delivers stunning visuals for work, entertainment, and creative tasks.It features a 27-inch 4K UHD screen that shows sharp details and vivid color.Moreover, the slim profile and modern design look great on any desk. This monitor uses an advanced panel for wide viewing angles and accurate colors.Additionally, 4K resolution makes photos, videos, and text look crisp and lifelike.Anti-glare coating helps reduce reflections in bright lighting. The HP ENVY 27 4K also includes multiple ports like HDMI and DisplayPort for flexible connections.Furthermore, USB-C connectivity supports video, data, and power delivery with one cable.Tilt and height adjustment allow comfortable viewing during long sessions. This display works well for professionals, creators, and home users alike.Therefore, it supports productivity, media editing, and streaming.Finally, it combines high picture quality, versatile connections, and ergonomic features for daily use. Specifications: 27″ 4K UHD (3840 × 2160) display HDMI + DisplayPort + USB-C connectivity Anti-glare panel for clearer viewing Tilt and height adjustable stand Accurate color and wide viewing angles
