1、Application: Using the Bluetooth cassette adapter, your cassette recorder instantly becomes the Bluetooth wireless cassette player in your car or home.2、Wireless: Stream music from any Bluetooth device (such as mobile phones, tablets, etc.) without complicated settings, no cables, no tangled tapes.3、Charging: The second generation cassette adapter contains a long lasting rechargeable battery, you can enjoy music while charging.4、Convenient: The switch and microphone button can be hung outside your recorder, both hands can be safely held on the steering wheel.5、Practical: The Bluetooth cassette adapter is the last cassette you need, as well as your favorite music, and audiobooks in your car. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.