Product details1. Superb sound?quality?headset with wireless V4.2 for best stereo sound and superb bass sound2. With the built-in mic you can easily take calls and voice dialing3.Built-in Lithium-polymer battery, make you enjoy music or watching TV and films for a longer time4. Larger wireless range make the mini headphones extraordinary, up to 30ft wireless range in the open space5. Easy to use?technology?with voice notification of incoming calls and phone numbers6. Easy to use buttons allows/play/pause on all your music tracks7. Soft material to protect ears, make your phone call and music time more comfortable8. Sweat-proof construction is perfect for sports, running, jogging and gym exercise, watching TV or sleep9. Folding Necksets?10. Earbuds are retractable with a push of a button11. Vibrating Call Alert12. Music & Phone Controls13. Noise Isolation14 Magnetic Earbuds storage15 Automatic reconnect16 Talk Time: 8-10 Hours17 Standby Time:120 Hours18 Rechargable: Lithium-Ion19 Polymer Battery: 3.7v 300mAh20 Support: HEP, HSP, AVRCP, A2DP21 value for moneyPackage Contents:HeadsetEar Gels ( 4 sets)Usb Charging CableUser Manual