Bluetooth Phone Headset, ISELECTOR Hands-free Echo and Noise Cancellation Wireless Earpiece with In-car Charging Dock, Support Voice Command Multi-point Technology Featuring with advanced Bluetooth 4.1 technology and CVC 6.0 echo and noise cancellation guarantees the premium audio quality Charging on the go: In-car air vent charging dock, which can be easily attaches to your air conditioning vent in your car or stick on your car dashboard, holds the headset and charges it while you drive Connect 2 phones at once- Multi-point technology lets you connect two devices at the same time and pick up phone calls from either. Support Siri voice command Simple design- One-key design allows you answer/end/reject calls, switch between calls,redial the last number, play/pause audio without reaching your phone Convenient Controls: Pick the headset up from the dock to auto-wake, connect and press power key to answer a call. Put into the dock to trigger sleep mode.