Triple-Modes ConnectivityThis wireless mechanical gaming keyboard can be connected in 3 modes of type-C wired, Bluetooth, 2.4Ghz, so that the 80% TKL keyboard has good connection compatibility. WM87 can store up to 3 devices in BT mode, allowing you to switch between your tablet, laptop and phone. Compatible with windows / macos / android. 2 Control KnobsThis 87 keys keyboard equipped with 2 control knobs. The left knob controls the brightness, flow speed and lighting mode of the backlit. The right knob controls the volume level of the device. Now with the wireless typewriter keyboard, you no longer have to exit the game screen to adjust the volume. True RGB BacklitUnlike the so-called rainbow backlit keyboard on the market, this typewriter style keyboard adopts true RGB backlight. Adjustable color of each key, brightness and flow speed. The steampunk vibe and retro look combine 18 gorgeous RGB lighting modes to bring you a vintage and modern combination of cool game