This is an extremely rare item!! Tired of not being able to bring your favorite tunes when you cruise in your classic vehicle? It will operate on either 6 or 12 vold charging systems. Installation and operation directions are included in the manual. Compatible with virtually all portable music sources with a headphone/audio jack. Device is in awesome condition. Please see photos for more details and contact me with any questions. This portable music adapter is perfect for your car and allows you to listen to your CDs or other music formats without the need for a bulky and expensive player. The adapter is compatible with most CD players and is easy to use, making it a great addition to your car’s entertainment system. Its compact design makes it easy to store in your glove box or center console, and its durable construction ensures that it will last for years to come. Get your hands on this must-have music adapter today and start enjoying your favorite tunes wherever you go!