PC Interface:USB,Bluetooth-Enabled Combination:Bluetooth-Enabled Certification:CE Supporst Card:Yes Warranty:12 Months Product name:Dual USB Charger Bluetooth Car Kit Handsfree MP3 Player Function:Play Music Type:Bluetooth FM Transmitter Car Charger Color:Black Car mp3 player:Bluetooth Mp3 Transmitter Voltage:5 V + / - 0.5 Stand-by Current:25mA (Max) Working Current:45mA (Max) Bluetooth Version:V4.1+EDR Frequencies:FM: 87.5MHZ-108.0MHZ Show More