Product Features: 1. It is with the car style and the installation size matches2. One-key Bluetooth connection3. Self-programmed , support lossless sound quality transmission, zero noise, high sound quality reproduction4. Private call, incoming calls are transferred to the earpiece, hang up the chain of car multimedia, and the car Bluetooth has no .5. Touch switch, easy to use.Product Name: Bluetooth PlayerVoltage: 12VBluetooth version: 4.0Channel: BinauralTransfer rate: 1MbpsTransmission range: 10-50MSupported sound sources: lossless basic sound qualityInstallation : black grounding, red , white wire connection lightSuitable models: and other models of the same sizeColour: blackMaterial: ABS + PCPackage Contents:1PCS Car bluetooth adapter(1pcs Car bluetooth adapter +1pcs AUX line+1pcs Power cord)Only the above package content, other products are not included.Note: Light reflection 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.