Feature: 1. Retro Tape Changer: Use this cassette tape adapter to play your favorite digital music in a vintage car with a tape recorder! 2. Quick and Easy Design: Put the tape player in the car and connect our adapter to any 3.5 mm headphone jack to listen to digital music. 3. High Quality: 4 channel output, the insulating layer on the surface of the magnetic head can eliminate the interference noise of the speaker when playing music. 4. Classic Music Design: 24K gold plated connector, sterling silver core and durable shell make this 3.5mm cassette adapter the best choice. 5. Widely Compatible: Support mobile phones, tablets, MP3, car stereos, earphones, speakers and other devices equipped with 3.5mm jacks or AUX in ports. Specification: Item Type: Cassette Tape Adapter Material: ABS Colour: Black Interface: 3.5mm Headphone Jack Function: Convert other music from MP3, MP4, CD, MD, computer, mobile phone, etc., to the tape player through this tape converter. Specifications: The plug is an ordinary 3.5 stereo plug, suitable for most mobile phones, mp3, mp4, computers and other playback devices.. Package List: 1 x Cassette Tape Adapter Note: Manual measurement has 1‑2cm error.