Bluedio 99A Bluetooth stereo headset Multipoint pairing Real stereo music streaming Portable charging Dock wireless headset (Piano White) Take to speak, put down to charging Bluedio 99A headset is equipped with charging base, put down your headset any time in the car to charge it, lift pressure of your ear. When an incoming call, pick it up, re-connect to the phone instantly to answer the call. Bluetooth 4.0,supports real stereomusic streaming, 5 hours music Playtime. Enjoy the real stereo music&Dual-mic noise reduction Such multi noisy environment, either at the roadside or karaoke room, can remove background noise effectively.(This product do not support active noise cancellation) Supports Multipoint pairing, you can pair with two phones at the same time Fashion outlook and smoothly Button Dasign, you can select previous/Next song and control the Volume(+) and Volume(-)