1. Upgrade Bluetooth 5.0, stable and fast transmission, equipped with high-performance 5.0 chip, stable signal, refuse to delay and freeze;2. High-resolution restores more music details, bringing CD-level music experience and listening all the way while driving;3. The audio with 3.5mm interface is universal, turning traditional audio into Bluetooth audio;4. Turn on the mobile phone and connect to the Bluetooth S-27. The next time you turn on the Bluetooth of the mobile phone, it will automatically reconnect when the car is started;5. Bluetooth 5.0, can achieve barrier-free signal transmission within 10 meters.Model: S-27Line length: 0.3-1 meters free to expandCapacity: no memoryPC interface type: support USB interfacePower supply voltage: 5VMaterial: Zinc TPU wirecolour: greyPackage Contents:1 x Only the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.