【RK】RK-H81 75% Bluetooth Tri-Mode Wireless Mechanical Keyboard with RK Yellow Switches, RGB Lighting, White/Night Theme, Chinese Layout

Product Description: Introducing the RK H81 GASKET, a new structure in a compact 75% layout, featuring an 81-key design. It supports Bluetooth, 2.4G wireless, and TYPE-C wired connection modes, allowing you to connect up to 3 Bluetooth devices simultaneously and seamlessly switch between Windows and Mac operating systems. This meets diverse work and cross-platform operation needs. It also offers hot-swappable switch sockets, empowering you to freely replace switches and create a unique typing feel that caters to various DIY preferences. This is an extraordinary mechanical keyboard. Its low-latency 2.4G wireless connection enhances your gaming experience. Whether for office work or professional gaming, the RK H81 is designed to suit your multifaceted usage scenarios. 【Product Specifications】: Switch Brand: RK Proprietary Switches Keyboard Switch: RK Yellow Switch (Hot-Swappable) Actuation Point: 2.0 mm Actuation Force: 50g Key Feel: Linear Total Travel Distance: 4.0 mm Key Sound: Silent Average Keystrokes: 50 million Number of Keys: 81 Keycap Material: ABS Keycap Legend: Double-Shot Character Set: Chinese Keycap Profile: OEM Backlighting: 22+ RGB Backlighting Multimedia Support: FN Layer Connectivity: Bluetooth 5.0 / 2.4G Wireless / TYPE-C Wired HUB: Built-in USB HUB x1 (Requires Type-C wired mode) Keyboard Dimensions: 336 x 142 x 40 mm Keyboard Weight: 0.9 kg Battery Capacity: 3750 mAh / Charging Time: Approx. 6-7 hours / Approx. 180 hours with lighting on full charge* (*Actual usage may vary based on usage patterns) Notes: For charging, please use USB (5V 1A) wired mode (fast charging/power bricks not supported) Compatible Systems: Windows / Win7 / Win8 / Win10 / Win11 MAC / iOS / Android 【Hot-Swap Instructions】: Use a keycap puller to remove keycaps. Use a switch puller to remove switches (note the orientation of the switch clips). Align the pins of the new switch with the socket. Press the switch down vertically until the clips engage. 【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】: Turn the knob to B1/B2/B3 and enable Bluetooth. On your device, open Bluetooth settings and find either RK-H81RGB 5.0 or RK-H81RGB 3.0. You can switch between devices B1/B2/B3 using the rotary knob. 【2.4Ghz Connection Instructions】: Remove the 2.4G receiver and plug it into your computer's USB port. Turn the knob to "G" to connect. 【Battery Level Check】: Press FN + Enter. Keys "1!" through "0)" will light up, indicating battery levels from 10% to 100%. 【Restore to Factory Default Settings】: Long press FN + Spacebar for 3 seconds until the keyboard backlight flashes to confirm reset. 【Package Contents】: 1 x RK H81 Mechanical Keyboard 1 x TYPE-C Cable 1 x Keycap and Switch Puller 4 x RK Yellow Switches 1 x User Manual Warranty: One Year Exclusive Distributor in Taiwan - Le Wei Technology Co., Ltd. 【Return and Exchange Policy】: ★ The product comes with a 7-day consideration period. Please note that this is not a trial period. Returned items must be in their original condition (as received upon delivery) and with complete packaging (including the product itself, accessories, gifts, warranty card, original manufacturer's packaging, and all accompanying documents or data). Please ensure no accessories are missing or the original packaging is damaged. ★ 3C-related products are single-use packaging items and cannot be opened or tested. Please ensure you have a purchase intention before unboxing. 【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 comprehensive enterprise integrating R&D, production, and sales. After years of dedicated crafting and development, RK offers professional mechanical keyboards, gaming mice, and headsets across multiple product lines. RK currently emphasizes wireless mechanical keyboards, providing players with more room for creative expression, including hot-swappable features, diverse keycap options, and various keyboard sizes.