iMars™ BT16 Car FM Transmitter AUX Wireless bluetooth Hands-free MP3 Player Dual USB Charger

Feature: Dual USB 3.4A fast charge, battery voltage detection. Support bluetooth music / TF card / U disk player, bluetooth hands-free calling. LED screen, can display frequency, song number and working status information. Support folder switching play function, song classification play. Support power and memory function. 2 mobile phones charge at the same time, support charging while listening to songs. Noise cancellation function, built-in noise cancellation circuit, make the call sound clearer. Specification: Model BT-16 Display LED display USB Type Dual USB Input voltage 12-24V Format MP3/ FLAC/ WAV/ WMA Effective distance