You can connect it to your DVD player, headphones, gaming system, for /MP3 player, amplifiers, subwoofer and many other devices. In fact, you can connect it any audio streaming device with audio outputs. The PLMD56 broadcasts all audio through your car speakers. Preset FM settings Allow you to set your broadcast staion to avoid week or damaged signal response. Simply connect your device to the RCA jacks and to hear the difference with this versatile unit. Play any Portable music player, satellite radio, dvd player audio through the car stereo. RCA audio inputs and in-line wire connection for optimal sound quality. 2 modulation frequencies (87.9 or 88.3). On/off switch. -Headphone to RCA cable adapter included. Color: picture color Material: plastic + metal Package Content: 1* Audio Conditioner 1* cable Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.