Keychron J4 TKL Layout Wireless Mechanical Keyboard with linear red switches (model KJ4-H1Z). Features Bluetooth multi-device pairing (up to 3 devices), 1000 Hz polling rate, QMK/VIA open-source firmware support, RGB backlight with 22+ effects, and up to 3-4 weeks battery life with backlight off. Includes USB-C cable, 2.4 GHz USB dongle, keycap puller, and instruction manual. Condition: Item appears unused and in as-new condition; box has been opened. All accessories present.
