Type: Bluetooth Speaker
Connection method: Bluetooth connection
Interface type: USB
Battery capacity: 300mah
Frequency response range: 100HZ-20KHZ
Output power: 3w
Signal to noise ratio: ≥75dB
Power supply: built-in lithium battery
Channel: 2.1 + 1
Duration: 6 hours
Extended storage: not supported
Bluetooth protocol: 4.1
Number of speakers: 1
Effective distance: 10 meters
Function: waterproof, voice prompt, dustproof, call function
Operation method: button
Playback format: MP3
Shell material: plastic
Speaker adjustment method: button
Appearance size: 98 * 88 * 43mm
Power mode: USB
Color: blue, yellow, black, red, green
