1,Car Cassette Player: The cassette Bluetooth receiver allows you to enjoy the music on your mobile phone in the car, and wirelessly transmits stereo audio. 2,Excellent Sound Quality: The Bluetooth 0 receiver is compatible with most smartphones and is ideal for home or car audio systems. 3,Box Bluetooth Receiver: Suitable for cars or devices without Bluetooth, it can receive Bluetooth signals after installation. 4,Easily Control Music: You can answer calls or control music on the handset. Change volume, play or pause or skip music, answer calls. 5,Wide Support: Support any mobile phone, tablet, MP3 player, car stereo, headset, HiFi, portable speaker or other devices equipped with Bluetooth. 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.