Bluetooth Car Kit MP3 Player TF FM Transmitter USB Charger for iphone 7 Samsung

eature: 1. Neck design to give you the freedom to adjust the viewing angle. 2. Support Bluetooth hands-free phone calling via its build-in microphone. 3. Support IOS Siri voice software, activate the voice software by long press the konb(multifuction button) short press the knob once again exit Siri. 4. Mobile phone can be connected automatically when the device powered on. 5. With FM signal, it can play music from your devices to car stereo system. 6. Easy to switch between TF card, Bluetooth, USBdisk mode with “M” button. 7. The aux-in makes it can stream music from MP3, MP4 and otheraudio devices with 3.5mm port. 8. It also support play music from TF card,USB flash disk. (Not included) 9. With dual 5V/2.1A USB charging port, you can charge your phone or other devices in fast speed. 10.Memory function makes auto-connect to the last paired phone possible. Specification: Frequency range 88.1-107.9 MHz Output Frequency 20Hz-20 KHz Voltage output 2100MA Supply voltage 12-24V USB Charge output 5V/2.1A Support file format MP3/WMA USB Maximum support 32G Micro SD Maximum support   32G(not included) Transmit distance 5M Audio cable length Approx 62cm/24.41inch   Package lncluded: 1 X Multifuction Wireless Car MP3 Player 1 X 3.5mm AUX Cable 1 X User Manual