Our 12 foot 3.5mm mini stereo extension cable will provide needed extra reach for connecting headphones to 3.5mm jacks on devices like portable CD players, PC sound cards, multimedia speakers, MP3 players, iPod, iPad or any other audio device using 3.5mm jacks. You can also connect mp3 players and more to the 3.5mm input available in many new vehicles. 3.5mm extension cables can be used to lengthen existing 3.5mm cable, including the 3.5mm cables built into headphones and more. These cables feature a braided shield for rejection of interfering noise and molded connectors to ensure a lasting, durable connection.