Connect your smartphone or music player to your stereo, portable speakers or any other device that has a 3.5 mm jack and enjoy your music loud and clear with the Belkin Mix-It 3.5 mm AV Cable. The coiled cable stops annoying tangles and makes it easier to store away. Plug In, Play Anywhere. Compact & Tangle-Free. Connect your iPod or iPhone to your car stereo, home stereo, portable speakers, sound card or any other device with a 3.5mm jack. The cable is 1.8m in length.