Wired & Wireless | USB + RF Wireless + Bluetooth | Form factor 75% | Key profile High-profile | Windows keys Yes | Bluetooth version 5.1 | On/off switch Yes | Backlight Yes | Backlight colour Red/Green/Blue | Colour Black/Grey | USB connector type USB Type-C | Power source type Battery,USB | Battery life (max) 225 h | USB Type-C charging port Yes