Keychron B1 Pro Keyboard and BM24 Mouse Wireless Combo, Wireless

The Keychron B1 Pro Keyboard and BM24 Mouse Wireless Combo features a compact 75% layout ultra-slim keyboard paired with an ergonomic BM24 mouse. The keyboard uses a scissor-switch mechanism and supports triple connectivity modes—2.4 GHz wireless via a dedicated dongle, Bluetooth 5.2, and wired via USB Type-C. The keyboard has 77 keys with 12 multimedia keys, no backlight, and an 800 mAh rechargeable Li-polymer battery providing up to 8 months wireless usage. It supports macOS, Windows, and Linux, and allows for customizable programming through the Keychron Launcher with ZMK firmware support. The BM24 mouse comes with a PAW3212 sensor, DPI range of 100-2400, weighs approximately 81g, and supports the same triple connectivity. Both devices support seamless device switching and rapid polling rates (1000 Hz for 2.4 GHz and wired, 90 Hz for Bluetooth), designed for low latency and reliable performance.