1.Support A2DP,AVRCP, Handsfree profile. 
2.Bluetooth Version:V4.0+EDR Class 2  
3.Working Range:Up to 10metes 
4.Dimension:180mm*63mm*63mm  
5.Net Weight:560g  
6.Speaker:40mm  
7.Loudspeaker Output:2*3W  
8.Frequency Response:280HZ-16KHz  
9.Signal-to-Noise: 95dB 
10.Distortion:  0.5%  
11.Battery Voltage/Capacity:1800MAH 
12.Battery Charging Voltage:5V 0.5V  
13.Battery Charge Time: 4hours  
14.play time values for speakers :10hours  
15.Standby time:200 hours