Bluetooth Headphones, Headphones Over Ear with Mic (Blue)

Adjustable EQ Mode Optimize the playback to select the music you love by pressing the EQ button on Bluetooth mode. Unlimited Playing Time It is designed to keep the music going with a rechargeable battery that offers up to 13 hours of playback and 18hours talking. If you manage to outlast the battery, simply plug in with the included audio cable and keep listening. Comfortable for All-day Listening Enjoy long sessions of your favorite tunes thanks to the adjustable headband that extend to suit even the large heads, breathable memory protein earmuffs and soft cushion band adds extra comfort Notes: 1. The headset needs to be fully charge before first-time use. 2. If the headset is left unused for over two weeks, please recharge it periodically. Specification Bluetooth Version: Bluetooth 4.2 Support: AVCTPv1.4, AVCTPv1.5,GAVDP1.0,AVDTPv1.0,A2DPv1.0,HFv1.5 Operation Range: 33Ft (10m) Talking Time: Up to 18h Playing Time: Up to 13h Standby Time: Up to 160h Charging Time: Up to 3h Battery capacity: 3.7V / 250mAh (rechargeable) Charging Voltage: DC 5V Packing list: 1* Wireless Headphone 1* Audio Cable with Mic and volume control 1* USB Cable 1*User Manual