Features Bluetooth 3.0 Bluetooth intercom up to 200 meters (220 yards)* Multipoint Bluetooth for dual mobile phone Voice prompts Bluetooth stereo headset by A2DP Bluetooth music playback control by AVRCP: play, pause, track forward and track back Easy operations by two-button Sufficient sound level with integrated audio booster Bluetooth handsfree for Bluetooth mobile phones Crystal clear and natural sound quality Up to 8 hours talk time, 7 days stand-by time Individual volume control for each audio source Installation friendly unibody design Firmware upgradeable Peace of mind – thanks to the two-year warranty * in open terrain Package Content Bluetooth Built-in Speaker-microphone Unit USB Power & Data Cable (Micro USB Type) Microphone Sponges Male Velcro Pads for Speakers Female Velcro Pads for Speakers