RK ROYAL KLUDGE H81 Wireless Mechanical Keyboard, 75% Knob Control Triple Mode BT5.1/2.4Ghz/USB-C Gaming Keyboard Gasket Mount with RGB Backlit 3750mAH Battery Hot Swappable Brown Switch

[Gasket Mount Keyboard] - This 75% Layout tkl mechanical keyboard uses a gasket material on the keyboard plate's top and bottom edges without being in direct contact with the case, that reduces the occurrence of vibrations within your keyboard case, creating a level of stability that enhances the purity of every keystroke and offering a very satisfying typing experience as much quieter, softer and cushioned.
[Multi-device Connection] - It can connect up to 3 devices via bluetooth at the same time and switch between them by knob easily, then you can type on all your devices on the desk faster. Provides a variety of connection methods, including detachable USB-C wired mode, 2.4G wireless mode and Bluetooth 5.1.
[RK Brown Switch] The wireless mechanical keyboard uses a relatively soft and quiet brown switch, which does not make a strong sound when operating, and is suitable for use in offices or public places. The lightweight trigger design of the wireless gaming keyboard allows you to press keys easily and quickly, keeping your fingers comfortable while typing.
[3750mAh High-capacity Battery] - RKH81 keyboard is powered by a 3750mAh high-capacity battery. You can easily go through 7 days of daily use to satisfy your productivity and entertainment needs. Double-layer Inclined bottom frame makes it fit to type on even without a wrist rest. Hot-swap PCB allows you to replace 3 pins/5 pins switches freely without soldering issue. Enjoy the fun of making your own unique keyboard.
[RGB Backlit] Choose from charming - rainbow RGB effects and personalize the illumination with windows software to match any style. Supports 18 RGB Backlight Modes, 8 monochrome Backlight Modes, 1 full Color Backlight, 3 custom RGB Backlights and 16 million colors on individually backlit keys.