Compact Wireless Bluetooth Speaker

Product parameters: 

 Battery capacity: 600mA 

Output power: 3W 

Output frequency: 280Hz---15KHz 

size: Φ71*47mm 

Packing size: 76*76*64mm 

Play time: 2h 

Bluetooth version: V4.0 

Speaker unit: 40mm16 core dual magnetic + low frequency interface