When you have a vintage car with a tape player, the cassette Bluetooth receiver will let you continue to enjoy the music on your phone You don't need to replace or refit your car to avoid destroying its original classic . - The Cassette Bluetooth 5.0 receiver is compatible with most smartphones and is ideal for home or car audio systems. This is a box-type Bluetooth receiver for cars or devices that don't have Bluetooth and want to receive Bluetooth signals. Just adjust the audio equalization settings on the player and you'll get the music classics - You can answer phone calls or control music on the receiver. Change volume, play /pause/ skip music, answer calls. Support any phones, tablets, MP3 players, car stereo, headphones, Hi-Fi, portable speakers, or other devices equipped with standard Bluetooth tech. Seamlessly transmits stereo audio for high-quality sound, making you enjoy your music anywhere and anytime - Built-in battery provides up to 8 hours play and talk time, 168 hours standby time, only takes 1.5 hours to fully charge it. Premium Chip supply more stable and faster transmission with less power consumption, which can represent a superior audio performance to spoil your ear and never feeling boring while driving. Specifications: Color: Black Bluetooth Version: 5.0 Rechargeable Battery (lithium battery): rechargeable Battery Capacity: 130mAh Package included: 1 x Cassette Adapter 1 x USB Charging Cable Note: 1. Please allow 1-3 mm error due to manual measurement and 1-3g weight error make sure you don't mind before ordering. 2. Due to the lighting of the photos and the difference of monitors, the pictures may not reflect the actual color of the real item. Please make sure you don't mind before ordering, thank you! About Shipping: 1.please pay attention to your delivery address such as: name, street, house number, doorbell/email without name, etc. is correct, or the order will not be delivered correctly. 2.All items will be shipped within 3 business days after the payment is received. Most times you will receive them within 8-12 days then. The specific delivery time is depend on circumstances. 3.During the shopping process, if you have any questions, please feel free to consult us, we will reply you within 237 hours Hope you have a pleasant shopping experience!