... and SD card absolute Power Amplifier,and stereo FM radio (87.5—108MHZ)onto multimedia Products and ... receiving window, but most of condition for remote receiver. 4,USB power input 5,Power switch 6 ... and SD cards transform each other, AUX input, FM . Lasting press for 3 secondsRemote controller function1, MODE ... PLAY/PAUSE,Play/pause function, Auto search function in FM mode. 5, VOL-,Turn down volume 6, VOL ...