A9 Car FM Transmitter Hands-free Wireless Audio Receiver MP3 Player Dual USB Fast Charger

1.Support TF card / USB Flash / Bluetooth music playing (left USB port)
2.Support dual USB output voltage, power supply to other devices
3.FM-Transmitter Support Band 87.5-108.0MHZ
4.Bluetooth answer, hang up, redial the phone and other functions
5.Auto power memory function off