When you have a vintage car with a tape player this is when Auto Drive Universal Cassette Adapter comes to help this more user-friendly black cassette adapter will let you continue to enjoy the music on your phone! You don t need to replace or refit your car to avoid destroying its original classic! It is a must have item which is very easy to install and operate. Simply insert the adapter to your cassette player and connect with your devices using the 3.5mm Aux cable then you are all good to go enjoy the high-quality music anywhere and anytime. This cassette adapter is lightweight portable and 100% powered by the car s own electrical system. It is compatible with all devices with 3.5mm Aux Port. This black Auto Drive Universal Cassette Adapter is designed to keep up with your active lifestyle enhance your driving experience and listen to all your favorite songs while behind the wheel and it makes a great helper for road trips and everyday driving. And no need charging no need battery simple operation.Total assembled Product Weight is 35g