BT-A22

Bluetooth：Bluetrum
Charging：DC 5V 
material: ABS 
distance 10meter
Speaker: 3W *2           
Frequency Response: 105HZ-20KHZ 
SNR Ratio: ≥85dB
Battery：800mAh 
working time:2-4 H 
Product size: 169.50*74.44*63.42mm
Net Weight:335g