Insten Car Audio Cassette Adapter compatible with H Samsung Galaxy S6/Galaxy S9/S9+ Plus/s6 Edge Apple iPhone 6 Plus (5.5) Apple iPhone 4 16GB 32GB iPhone 4S - AT&T, Sprint, 16GB 32GB 64GB, Black 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. Spring-loaded cassette head helps maintain contact with cassette player's head for clear sound.