Features: User Either 3AAA batteries or 12V DC power AdaptorBluetooth V 2.0One Touch Bluetooth Re-connection & AnswerCVC Echo Cancellation and Noise SuppressionAuto ConnectionCall Receiving and RejectingMuteCalling waitingCalling TransferLast Number Re-dialVoice DialingBuilt-in MicrophoneVolume ControlExtension EarphoneE-Z MountVoltage: 5V/300mA
Bluetooth Hands Free Car Kit with Sunvisor Clip-ON