Veho VBC-001-BLK SAEM Bluetooth Handsfree Car kit with Motion Sensor Power Save Function (2 years Standby Battery) Unique AMS (automated shutdown sensor) technology with human body sensor for energy saving and extended battery life Extended battery life with 32 hours talk time, 66 days standby time, 2 years standy in sleep mode Crystal clear call quality by eliminating wind noise and echo with automatic volume control Multi point pairing with upto 8 devices and use 2 devices simultaneously using Bluetooth version 2.1 +EDR Proximity auto pairing to automatically pair your mobile phone and car kit