Mpow&reg; Knight Wireless Bluetooth 4.0 Headset Headphone with In-car Charging Dock Support Noise Reduction and Echo Cancellation for Iphone 6, 6 Plus, 5s 5c 5 4s, Galaxy Note 3 2 S4 S3 HTC One and Other Cellphones Easy your call, just pick up to automatically connect and answer a call. Put in dock to trigger sleep mode. Enjoy clear conversations on both ends of the call with Active Noise cancellation. Built in latest CSR intelligent noise reduction chip, improve the call quality, make your calls more clear. Pair it with two Bluetooth-enabled devices at the same time. The Bluetooth headset power can be shown on iPhone. To get high charging speed in your car, we recommend the Mpow 4.2Amps 20W Dual USB Port Car Charger, please search ASIN:B00HLHHBHA to find it.