... player with FM modulator Bluetooth FeaturesSupport the Bluetooth hands-free, contact your phone with the MP4 Built-in flash memory: 512M ... (MP3 Player, CD, VCD, etc.); Built-in FM wireless transmitter, wide-band FM frequencies (76-108MHz), 321 channels available; SNR 68dB ... 1G/2G/4G, optional· Support TF card: below 2GB (include)· FM frequency, 76-108MHz(0.1MH/stepping) , 321 frequency point, Suitable ...