When you have a vintage car with a tape player, the cassette Bluetooth receiver allows you to enjoy music from your phone without replacing or modifying the original o system. The cassette Bluetooth 5.0 receiver is compatible with most smartphones and works well with home or car o systems. This compact Bluetooth receiver is designed for cars or devices that lack built-in Bluetooth connectivity. Adjust the o settings on your player to enjoy high-quality sound. You can answer calls and control music playback directly from the device, including volume adjustment, play/pause, track skipping, and call answering. It supports phones, tablets, MP3 players, car stereos, headphones, Hi-Fi systems, portable speakers, and other devices with standard Bluetooth technology. Delivers seamless stereo o transmission for an enhanced listening experience. Built-in rechargeable lithium battery provides up to 8 hours of play and talk time, with 168 hours of standby time. Fully charges in approximately 1.5 hours. Features a premium chip for stable, fast transmission and low power consumption, delivering superior o performance. Specifications: Color: Black Bluetooth Version: 5.0 Battery Capacity: 130mAh Package included: 1 x Cassette Adapter, 1 x USB Charging Cable