New generic Universal Car Audio Cassette Adapter - White. Quantity: 1 Now whether you are going down the block or cross-country, you will have plenty of music for the whole trip with this adapter.Connect your CD Player / MiniDisk Player / iPod to your car stereo through your car"s in-dash cassette player.Cassette-shaped Interface inserts into your car"s tape deck. Mini-plug inserts into your iPod / CD Player / MiniDisk Player headphone jack.Silent mechanism reduces mechanical noise on the road.Spring-loaded cassette head helps maintain contact with cassette player"s head for clear sound.40" cord so you can rest your Player / iPod where you want it.Adapter: 3.5mm audio adapter. Compatible with practically every piece of audio equipment with a standard 3.5mm headphone jack output / Apple iPhone 4 16GB / 32GB.