Specifications: 

1.Bluetooth Version: V2.1 + EDR 

2.Working Range:Up to 10 meters 

3.Dimension: 4.8*4.8*5.7cm 

4.Net Weight:70g 

5.Loudspeaker Output:2W 

6.Frequency Response:280HZ-16KHz  

7.Battery Voltage/Capacity:500MAH 

8.Battery Charging Voltage:3.7V0.5V 

9.Battery Charge Time: 4 hours 

10.play time values for speakers : 50% speakers can play for 7 hours, 80% speakers can play for 6 hours 11.color: wooden（adopts high quality hydrographics transfer printing technology to give the speaker a touch of log）