This product is an upgraded version of G20S PRO, which supports 2.4G mode and Bluetooth mode. When the USB receiver is connected, the default is 2.4G mode connection. To use Bluetooth mode, you need to disconnect the USB receiver. Features: 1. Insert USB Receiver can work in BT5.0/2.4G wireless Gyroscope function; Not insert Receiver only can work in BT5.0 2. Plug and play 3. Gyroscope function 4. Voice search function 5. Power button & mute button programming 6. Backlight buttons Colour: black Material: ABS Size: 160 x 42 x 18mm Package Contents: 1 x Remote Control 1 x English manual Warm tips: 1. Only power button and mute button support IR learning. 2.This air mouse mainly works with android tv box, not 100% compatible with some smart tv and Xiaomi devices. 3. It support Google Voice Assistant. But in Bluetooth mode, the voice function can only support ATV system devices. In 2.4G mode, the voice function can support most android devices which support Google Voice. Due to the large number of Bluetooth modules used by different devices, the bluetooth mode may not be compatible with some devices. Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.