Car Radios from Cassette Tape Era Modified with 3.5mm Audio Jack Added for Smartphone Input

Sell prices for these range from 125 to 185 with many selling at 185 USD.  Likely they are opening up the circuit input to the audio amplifier and putting this 3.5mm jack that opens up the chain to the audio drive output section.

Research Links

• Ebay: ford radio year 2000 tape 3.5mm
• EbayUser: 1factoryradio2