Product information:

Function card insertion, dustproof, anti drop, voice prompt, call function
Horn unit: dual unit
Type: Bluetooth speaker
Interface type: USB
Frequency response range: 100HZ-20KHZ
Output power: below 10W
Signal to noise ratio: ≥ 75dB
Power supply method: built-in lithium battery
Channel: 2
Playback duration: 6 hours
Extended storage: 32GB
Number of speakers: 2
Effective distance: 10 meters
Operation method: buttons
Playback formats MP3, WMA, WAV, FLC, APE
Shell material: plastic
Does it support APP? Yes
Supported formats: USB drive
Speaker adjustment method: buttons
Box material: plastic
Appearance size: 400 * 60 * 75mm
Color: blue, black, red, green
Waterproof grade: IPX 4
Bluetooth version: 5.0
Shell process: painting
Internal battery capacity: 1200mAh -2000mAh

Packaging List
Bluetooth speaker+data cable+audio cable+manual+packaging box