GREAT SOUND: This Bluetooth headphones Built-in the BEST CSR brand chipset from U.Kwith APT-X and CVC 6.0 Digital noise reduction technology. It can provide high-quality stereo audio experience no matter whether listening to music or making a phone call the effect of sound is perfect.</br>PERFECT EXPERIENCE: Lightweight only 0.3 Ounce. Comfortable as it never existed experience even in long time use.The main Headset is a business headset when you plug in the auxiliary earbuds it became a stereo music headphonesproviding great convenience for users.</br>EASY AND FAST ADAPTATION: Voice control:say YES or NO to answer and reject the call.Easy to use easy to pair control volume start/stop the music answer calls and move between songs.Can remember 8 Bluetooth devices and can support 2 devices simultaneously. It can automatically connect the devices in memory in 10m(33ft).</br>ELEGANT MANUFACTURE: The?streamlined?shapeEar?suspension?type.It offers three sets of Silicone ear cap no worry about the comfort and fall off. This headset can work in right or left ear.High capacity Li-polymer battery supports 6 hours of play time?? 8 hours of talk time?? 180 hours of standby time. It charges only for 2 hours.</br>WIDE RANGE OF