GROM Audio 35USB AUX-in 3.5mm Audio and 5V USB Charging Cable, 5FT 3.5mm audio and 5V USB charging cable Provides AUX-IN connector for any music source Compatible with select GROM kits 5FT long NOTE: USB port on the auxiliary cable C-35USB is for charging only, it will not let you to play the music directly from USB stick or Android phone.