Safely make phone calls when you are on the road with the BT67 Car Handsfree Kit Bluetooth MP3 Player SD USB FM Transmitter with Remote Control! Other than handsfree calls, it perfectly integrates FM transmitter, Bluetooth, USB charger and MP3 player. In this way, you can do a lot more through your car stereo system. Built-in microphone allows you to speak to callers without picking up the phone when you are driving. This car kit directly plugs into cigarette lighter for power supply. And it comes with remote control for added convenience. Don't hesitate to get one! FEATURES: 1. Wireless transmit phone call from Bluetooth mobile phone to the car FM stereo system. 2. Built-in FM transmitter, full frequency: 87.5-108.0MHZ. 3. With built-in microphone and automatically calling-numbersystem4. Supports USB disk and SD card, A2DPfunction5. With 3.5mm line-in jack, support external audio devices. 6. Switch to Hands-free mode automatically from music playing status when receivingcalls7. Supports 4 loop modes: Repeat all, Random, Repeat one, Folder, 8. 5 EQ for optional: Natural, Rock, Pop, Classic, Jazz9. USB charging port for charging iPod/ iPhone, iPad and other mobile device. (output: DC 5V/2.1A). 10. Support 12-24V voltage from the car cigarette lighter. 11. Strong and elegant design with LCD screen display, just support number displaying. 12. Flexible metallic hose adapted for any type of autos. 13. With infrared remote control, easy operation Specifications: 1. Bluetooth IC: CSR BC8635 Stereo (CSR 4.0) 2. Frequency: 87.5-108. 0MHz3. Frequency Stability: 10ppmI (0~ 45) 4. Output Frequency: 20Hz-20KHz5. Supply Voltage: 12-24V6. USB Charger Output: 5V/2. 1A7. Music Format: MP3Format8. USB (Maximum Support): 32GB9. SD (Maximum Support): 32GB10. Transmit Distance: