Kissmart&reg; Multipoint Car Stereo Bluetooth Speakerphone Wireless Handsfree Car Kit With Car Charger Allows you to answer, end, reject phone calls while driving and Play mobile Phone music Advanced Multipoint-connecting to two active bluetooth devices simultaneously, max to 8 mobile phones Designed for answering and receiving calls with any Bluetooth smartphone - iPhone, Android, Blackberry etc Build-in digital amplifier for enhanced audio quality. With DSP noise suppression and echo cancellation fuction Rechargeable Lithium-Ion battery, Designed with 17 hours of talking time and 1000 hous of stand-by time