This stereo audio cable features 3.5 mm (1/8") stereo TRS connectors, which are often standard for headphone jacks on portable mp3 players and mobile phones. It features a male 3.5 mm stereo (TRS) plug on each end, with molded connector housings and strain-relief boots. Use to connect a stereo audio output, such as an mp3 player or phone, to a stereo audio input, such as the auxiliary input on a car stereo system. Audio Cable, 3.5 mm, M/M, 12 Ft