Listen to your device through your vehicle's cassette player with this Duracell Universal Audio Cassette Adapter featuring a cassette with a cord to connect all smartphones, iPhones, iPods, micro tablets, mp3 players, CD players and more. It is designed to output stereo quality sound from your portable music player to any cassette player. Works with any device with a 3.5mm jack. Comes packaged in a clam shell.