Talk Time: 2.5 Hours

 Music Time: 2 Hours  

Bluetooth Version: V4.0 CSR  

Best Talk Distance: 1M  

Best Transmission Distance: 10M (No Barrier Obstacle)  

Sound System: Stereo Bi-directional  

Battery Capacity: 400mAh  

Item Weight: 150g  

Item Size: 90 * 90 * 30mm  

Supporting Protocol: HSP / HFP / A2DP / AVRCP / CVC

Bluetooth Operating Frequency: 2.402GHz-2.480GHz