Wireless Hotuetooth Car FM Transmitter MP3 Player 2 USB Charger Car Charger V3
(FM frequency range: 87.5-108MHz. Signal to noise ratio: 85db (FM: 65db). Harmonic distortion: 0.05% FM: 0.1%). 1pc BT Fm modulator. USB output: 3.1A. Support BT music/TF card/U disk playback, support BT hands-free call.