PAIR IN SECONDS: Just plug the Bluetooth FM Transmitter into the car cigarette lighter, tune the car radio to the same frequency (range from 87.5 to 108 MHz). Then let your phone/audio player pair it via Bluetooth/USB flash driver(just suit for the port of music sign).
2 PORTS USB CAR CHARGER: Comes with 5V-2.4A and 5V-1A charging ports which output 3.4A total, support charging two devices simultaneously, better-charging performance! The port of the chargering sign is for any device; the port of music sign is not for iPad.
ANSWER CALLS HANDS-FREE: High-performance microphone with Noise Suppression (CVC) technology, grants you crystal clear call. Answering/redialing/dismissing or ending a call just simply click a button. Seamlessly switches between incoming calls and music; Drive more safely.