Features: Unique ring-necked design, opening up a new era of bluetooth, Ultralight elastic memory material, easy to carry, Vibrate to remind you not to miss any incoming calls, High-fidelity stereo audio earphones enjoy entertainment, Intelligent noise reduction, clearer calls, Long standby, long call. Compatible with standard bluetooth-enabled mobile phone, media devices. Answer/end/reject a call. Last number redial, voice dialing, transfer a call, call waiting. Specifications:- Bluetooth version: V4.0, Battery: Battery 3.7V/180mAh, Standby time/Talk time: Up to 30 hours/ up to 1 hour, Music play time: Up to 8 hours, Charging time: <2 hours
