Features: Applicable to vehicles with AUX.AUX IN/2RCA lotus-heads (left and right channels) interfaces. Bluetooth-compatible 2RCA AUX cable adapter. Stable characteristics, high reliability. The product supports efficient music transmission. Version 5.0 is compatible with the following versions. Match your phone or pad to bluetooth-compatible module.and Choose Aux from your radio, then you can use your phone to play-music through car speakers. Specifications: Material:ABS Type:Microphone,No Microphone Cable Length:Approx.26cm/10.23'' Note: Please allow 1mm errors due to manual measurement. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1Set Car Bluetooth-compatible Adapter