Minimal to no use. Has been plugged in and does power on when plugged in to charge. Has not been tested in a cassette player to be tested. The Bluetooth 5.0 Car Audio Stereo Cassette Tape Adapter is a versatile and durable device that allows you to convert your car's cassette tape player into a Bluetooth-enabled audio system. With connectivity options like Bluetooth and sleek black color, this adapter is perfect for use with iPhones and Samsung devices. Its flexible design makes it easy to use and install in any car, providing a seamless audio experience on the go. Made in China, this compact audio player cassette adapter is a convenient accessory for those who want to enjoy their favorite music through their car's stereo system.
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