The HP 680 Comfort Dual-Mode Keyboard (8T6L8AA) is designed to reduce strain during long working hours through its wave-like shape and integrated cushioned palm rest. You can customize your typing experience using three adjustable angles—flat at 3.2°, a neutral incline of 6.7°, or a negative tilt of 8.08°—to find the position that feels most natural for your wrists. This wireless membrane keyboard offers flexible connectivity, allowing you to pair with up to eight devices via the included USB-A nano-dongle or connect to three others through Bluetooth. It features 23 programmable keys, including a dedicated Microsoft Copilot AI key and combined multimedia functions, to streamline your workflow. The black chassis measures 442.3 x 214.4 x 35.2 mm and weighs 845 g, making it a substantial yet ergonomic addition to any desk. Built for longevity and ease of maintenance, the surface can withstand up to 1,000 household disinfectant wipes. It runs on two AA batteries that provide up to 36 months of power, ensuring you spend less time worrying about replacements. This model is compatible with multiple operating systems and Intel Evo devices, making it a versatile choice for professionals who prioritize physical comfort and multi-device management.