Product information:

Function: Insert card
Connection mode: Bluetooth connection
Interface type: USB
Frequency response range: 60Hz-15 KHZ
Output power: less than 10W
Signal to noise ratio: ≥70db
Power supply: Built-in lithium battery
Extended storage: 32GB
Number of speakers: 2
Effective distance: 10 meters
Case material: plastic

 

Packing list:
Bluetooth speaker+charger+manual * 1