[RK] RK-H81 75% Bluetooth Triple-Mode Wireless Mechanical Keyboard, K Yellow Switches, RGB, Time Machine, Chinese Layout

Product Description: The RK H81 GASKET features a brand-new structure with an 81-key layout in a 75% compact design. It supports Bluetooth, 2.4G wireless, and TYPE-C wired connection modes, allowing you to connect up to 3 Bluetooth devices simultaneously and switch freely between Windows and Mac systems, meeting diverse work and cross-platform operational needs. It also offers hot-swappable sockets, enabling you to freely replace switches and create a unique typing feel, satisfying various DIY preferences. This is an extraordinary mechanical keyboard. Its low-latency 2.4G wireless connection provides a superior gaming experience. Whether for office work or professional gaming, the RK H81 can meet your diverse usage scenarios. 【Product Specifications】: Switch Brand: RK Proprietary Switches Keyboard Switch: RK K Yellow Switch (Hot-swappable) Actuation Point: 2.0 mm Operating Force: 50g Keypress Feel: Linear Total Travel Distance: 4.0 mm Keypress Sound: Silent Average Keystrokes: 50 million Number of Keys: 81 Keycap Material: ABS Keycap Legend: Doubleshot Character Set: Chinese Keycap Profile: OEM Backlight: 22+ RGB Backlight Modes Multimedia Support: FN Layer Connectivity: Bluetooth 5.0 / 2.4G Wireless / TYPE-C Wired HUB: Built-in USB HUB x1 (Requires wired TYPE-C mode) Keyboard Dimensions: 336 x 142 x 40 mm Keyboard Weight: 0.9 kg Battery Capacity: 3750 mAh / Charging time approx. 6-7 hours / Usage time approx. 200 hours on full charge ※Actual usage time may vary depending on usage conditions Notes: For charging, please use a USB (5V 1A) wired connection (does not support fast charging/power bricks) Compatible Systems: Windows / Win7 / Win8 / Win10 / Win11 MAC / IOS / Android 【Hot-swappable Instructions】: Use a keycap puller to remove keycaps. Use a switch puller to remove the switch (note the orientation of the switch pins). Align the pins of the new switch with the socket holes. Press the switch vertically until the clips engage and it locks into place. 【Rotary Knob Mode Switching Instructions】: OFF: Wired Mode G: 2.4G Wireless Mode (Requires receiver plugged into the computer) B1~B3: Switch between three Bluetooth devices 【Bluetooth Connection Instructions】: Switch the knob to B1/B2/B3 and turn on Bluetooth. On your device, enable Bluetooth and search for either RK-H81RGB 5.0 or RK-H81RGB 3.0. You can switch between devices B1/B2/B3 using the knob. 【2.4Ghz Connection Instructions】: Remove the 2.4G receiver and plug it into a USB port on your computer. Set the knob to "G" to use. 【Battery Level Check】: Press FN + Enter. The number keys "1!" through "0)" will light up, indicating battery levels from 10% to 100%. 【Restore to Factory Settings】: Press and hold FN + Spacebar for 3 seconds until the keyboard lights flash, indicating that factory settings have been restored. 【Product Contents】: 1 x RK H81 Mechanical Keyboard Body 1 x TYPE-C Cable 1 x Keycap and Switch Puller 4 x RK K Yellow Switches 1 x User Manual Warranty Period: One Year Exclusive Taiwan Distributor: Le Wei Technology Co., Ltd. 【Return and Exchange Policy】: ★ The product comes with a 7-day appreciation period. Please note that the appreciation period is not a trial period. Returned items must be restored to their original condition (as they were upon arrival) and kept in complete packaging (including the product itself, accessories, gifts, warranty card, original packaging, and all accompanying documents or data). Ensure no accessories are missing or the original packaging is damaged. ★ For 3C related products, which are single-use packaged items, they cannot be opened or tried out. Please ensure you have a purchase intention before opening. 【About RK Brand】: RK (Royal Kludge) possesses independent R&D capabilities, focusing on the development and production of gaming peripherals. With a seasoned electronic R&D team dedicated to meticulous design over many years, it is a large-scale enterprise integrating R&D, production, and sales. After years of dedicated development, it offers professional mechanical keyboards, gaming mice, and headsets among other product lines. RK currently focuses on wireless mechanical keyboards, providing players with more room for creative expression, including hot-swappable features, diverse keycap options, and a variety of keyboard sizes.