Wireless Car Mp3 FM Transmitter USB Charger

Built-in Bluetooth plus Microphone, supporting hands-free calls. Safer and more convenient. Features: Item Type: Bluetooth FM Transmitter Color: Black Bluetooth Version: JL 2.1 USB Output: 5V/3.4A Transmit Distance: about 5m Microphone Effective Range: about 0.5-2m Product Input:12-24V Music Format:MP3 WMA Working Current: 40mA Standby Current: 40mA Screen Specifications: Blue LED Digital Display Support A2DP, AVRCP, HFP. Wirelessly transmit phone call from Bluetooth mobile phone to the car FM stereo system. Switch to hands free model automatically from music playing status when receiving call. With A2DP function, stream music from Bluetooth device to car’s FM stereo system. Supports music playing from USB disk; Supports MP3/WMA format files. Draws power from the cigarette socket in the car. Dual USB outputs 5V/3.4A, suitable for charging iPhone, iPad, iPod and other devices. Full 206 channels optional from 87.5-108MHz. LED display the number. With voltage section to remind your car battery health status. Incoming call number announcement. Redial the last call. Diameter: about 34mm Length: about 78.4mm