... Kit 1,FM Transmitter, Bluetooth handsfree kit 2,Supports MP3/WMA,SD/MMC card 3,Built-in microphone 4,Remote Bluetooth Car Kit 1. FM ... Transmitter With Bluetooth handsfree kit function2. Switch to Hands-free mode automatically ... calls 3.Built-in microphone4. Echo cancellation and noise suppression5. FM transmit frequency: 87.5 - 108 MHz, total 206 ...