Car AUX 3.5mm Jack IN to MP3 iPod iPhone 15cm Short Cable Lead

Stereo 3.5mm Jack (headphone jack) to Stereo 3.5mm jack.

Usually used to connect a headphone out to another jack input (e.g. audio in on a PC/AUX input on car). Used quite often in connecting PC\"s audio out/speaker out to the speakers on the side of monitors or to AUX input in a car.