Item Type: Cassette Player Adapter_x000D_ Material: ABS_x000D_ Color: Black_x000D_ Weight: Approx. 73g / 2.6oz_x000D_ Product Size: Approx. 10x6.3x0.8cm / 3.9x2.5x0.3in_x000D_ Format: MP3, SBC, Stereo_x000D_ Support Bluetooth: Bluetooth 5.0_x000D_ Two Indicator Lights: Blue, Red_x000D_ Transmission Distance: About 10m / 32.8ft_x000D_ Battery: Built in 140mAh Lithium Battery_x000D_ Charging Current: 80mA_x000D_ Pairing Current: 8mA_x000D_ Standby Current: 2mA_x000D_ Play Music and Call Current: 30mA_x000D_ Working Voltage: 3.3-4.2V 1Application: Using the Bluetooth cassette adapter, your cassette recorder instantly becomes the Bluetooth wireless cassette player in your car or home. 2Wireless: Stream music from any Bluetooth device (such as mobile phones, tablets, etc.) without complicated settings, no cables, no tangled tapes. 3Charging: The second generation cassette adapter contains a long lasting rechargeable battery. 4Practical: The Bluetooth cassette adapter is the last cassette you need, as well as your favorite music, and audiobooks in your car. 5Convenient: Perfect for music lovers who want to continue using their favorite cassette tapes while also enjoying the convenience of modern technology. 1 x Cassette Player Adapter 1 x USB Data Cable