The FC900RBT gives you the same quality you expect from Leopold with the added benefit of Bluetooth capability. This full size keyboard needs no firmware or software to operate and is ready to use straight out of the box. Connect to your device via the included USB-C to USB-A cable or wirelessly with Bluetooth 5.1. A sturdy frame, high quality Double Shot PBT keycaps, and authentic Cherry switches make this keyboard a solid choice for serious typists.