Function: waterproof, dustproof, voice prompt, call function
Connection method: Bluetooth connection
Interface type: USB
Battery capacity: 650MAH
Frequency response range: 60Hz-15KHz
Output power: 3W
Signal to noise ratio: ≥75dB
Power supply mode: built-in lithium battery
Channel: 1
Play time: 8 hours
Extended storage: not supported
Bluetooth protocol: 5.0
Number of speakers: 1
Effective distance: 10 meters
Operation mode: key operation
Applicable people: general
Play format: MP3, WMA, WAV
Shell material: plastic
Speaker adjustment method: button
Cabinet material: ABS
Appearance size: 12.4*9*5.3cm
