The BT1 remote control is highly optimized to easily control. Bluetooth voice remote control with Universal TV Control. Advanced design features allow Formuler to perform better. BT1 is remote and suitable for Formuler Z11 Series.The fastest and easiest Formula yet. With Android 11 OS and the inclusion of 6th generation wireless AX connectivity, the BT1 voice remote certainly seems designed to provide an unparalleled experience for enjoying video and games on your TV.