Color Black + Blue Model HF-U9 4.0 Quantity 1 Set Material ABS Function HandsfreeMP3 PlayerFM Transmitter Compatible Cellphone IPHONEMotorolaBlackberryLGSumsangNokiaSonyEricssonHTCOthersBluetooth-enabled cellphones Phonebook Capacity 0 Voice Prompt No Bluetooth Version V4.0 Transmit Frequency 2.402~2.48 GHz Transmt Distance 10 m MIC Effective Distance FM Frequency Range 88.1MHz 88.7MHz 89.1MHz 90.1MHz Frequency Response 88.1MHz 88.7MHz 89.1MHz 90.1MHz SNR 60dB THD 0.1% Battery Capacity 800 mAh Charging Voltage 5 V Talk Time 8 Hour Standby Time 500 Hour Charging Time 3 Hour Interface/Port OthersUSB Other Features Protocols supported: HSP HFP A2DP AVRCP; Can memory pairing record for 8 Bluetooth-enabled devices. Certification CE FCC Packing List 1 x Speaker 1 x Car charger (DC 12~24V) 1 x USB cable (140cm)