*Bluetooth specification: 1.2
*Built-in microphone and loudspeaker.
*Super brighr LED display panel for incoming call indication.
*Voice dial & Redial.
*Record important information during conversation.
*Wireless headset, convenient for private conversation at anytime.
*FM FREQUENCY SELECTION KEY: select between 4 preset FM Frequencies(FM88.1, FM88.5, FM88.7, FM89.4) to tune in your CarAtereo and listen to your call.
*USB PORT: for firmware upgrade only