Knob function:
Rotate: adjust the volume
Short press: Bluetooth/wired mode switch
Short press three times: switch between Chinese and English voices
Press and hold for three seconds: power on or off
Connection method: wired 3.5mm/Bluetooth
Power supply method: USB power supply
Speaker type: computer speakers
Box material: plastic
Rated power: 3W (W)
Material: Plastic
Size: 80*110*180MM
Transmission distance: 10 meters
Weight: 1KG
Wire length: 1.2
Channel: 2.0