Sports Bluetooth Headset Wireless Bluetooth 4.0 Headset Stereo Headphone Earbud Earphone - Blue

Specification: 1. Bluetooth version: Bluetooth 4.0 2. Operation distance : 10m 3. Talk time : 6-8 hours 4. Standby Time: 150 hours 5. Charging Time : 1.5 hours 6. Bluetooth profile : Headset, Handfree