CSR8645IC, Bluetooth 4.1 with automatic noise canceling technology.
Long Life Battery:Double batteries Desigh Bluetooth 4.1 program to reduce power consumption, enables music for 12 hours,calling for 10 hours, and standby for 240 hours.
IPX5 Sweat Proof Design and Light Weight:It's no need to worry about sweating during exercise ,Lightweight let you Unrestrained running.
Comfortable Fit:Different sizes and soft material provides for a comfortable wearing.
Separate remote control, easy to control
Call/music switch with you: In order to easily switch music or answer calls during the movement, CK series Bluetooth headset adopts separate line control to make the call clearer and more natural. With button control, the volume can be controlled more accurately and reach the ideal state.Make sports more unobstructed.