BT-A23

Bluetooth：Bluetrum
Charging：DC 5V 
material: ABS 
distance 10meter
Speaker: 5W *2           
Frequency Response: 105HZ-20KHZ 
SNR Ratio: ≥85dB
Battery：1800mAh 
working time:2-4 H 
Product size: 215*98*100mm
Net Weight:639g