Product information:
Power supply mode: Built-in lithium battery
Frequency range: 80HZ-18KHZ
Processing Method: OEM
Packing List: host charging cable specification certificate color box
Applicable people: general
Battery capacity: 3.7V 3000mah
Functions: card insertion, radio, voice prompt
Power type: USB
Color: Black
Interface Type: USB
Applicable scenarios: Desktop, fitness, outdoor, home, mobile/portable, karaoke, square dance
Channel: 2
Shell Material: Plastic
Operation mode: Button
