1. Streaming music & phone calls from your Bluetooth devices to your car radio system or home speaker

2.Adopts latest Bluetooth V 4.2, provides crystal sounds, long working distance and low power consumption 

3.With echo cancellation and noise reduction technology, supplies with high quality handsfree calls

4.Built-in 100mah battery brings up to 11 hours working time

5.Working & recharging can proceed simultaneously

4.Standby time up to 180 hours

5.Full charge takes 2 hours 

6.Small sizes, strong compatibility & convenient installation.

Battery capacity: 100 mAh/3.7v 

Frequency :2402 MHZ-2480MHZ 

Noise Ratio:>90db