Description: Type: Earphone Color: Black，White Talking time: 5hours Effective distance:10M Charging time: 2 hours Playing music time: 4 hours Standby time: About 120 hours Connectivity: Wireless Bluetooth V4.0 Application: all Bluetooth-enabled devices Features: 1. Red blue LED luminous glare. 2. Support Volume adjust， handsfree function. 3. compatible with all Bluetooth-enabled devices. 4. Can connect two bluetooth devices at the same time. 5. High-precision IC imports CPU chip is fully functional. 6. the effective distance of up to ten meters， perfect musical clear call， signal stability， radiation noise reduction. 7. turn on to boot pairing， stereo .call and receive calls， watch movies， play games， micro-letters， YY， QQ voice， and so on Package Included: 1 x Ear-Hook 1 x Wired Earphone 1 x Bluetooth Earphone 1 x USB Charging Cable 1 x English User Manual