Triple mode - wired, Bluetooth, and 2.4 G RGB backlight 1.5mm thick ABS Double Shot keycaps Flashing indicator light warns of low battery and Escape key lights up while charging Features Type-Cool sound dampening Indicator lights next to arrows for Caps Lock and F-row function Connect up to 3 devices wirelessly Hotswap sockets The VXT67 has all your favorite features packed into a compact 65% form factor. Hotswap sockets make changing switches quick and solder-free. Triple mode allows you to connect 3 ways: wired with USB-C cable or wireless with Bluetooth or 2.4GHz. This keyboard is also the first offering from Varmilo with RGB LED backlighting.