説明
Product information:
Power supply mode: Built-in lithium battery
Frequency range: 100HZ-20KHZ
Processing Method: OEM
Packing List: contact customer service
Applicable people: general
Power type: USB
Color: red, black
Interface Type: USB
Channel: 2
Shell material: Metal
Operation mode: Button
Packing list:
Power cord+manual+audio * 1
Product Image:
