1.3.5mm AUX USB adapter car bluetooth4.0 audio cable for BMW for Mini Cooper
2.This bluetooth Music Adapter 4.0 is a plug-and-play wireless bluetooth music adapter, designed for BMWs with original or aftermarket USB or AUX-IN systems.
3.Function Keys, mode button, press the bluetooth mode, press again to U-Disk Mode.
4.Indicator Light, bluetooth mode, Blue lights are on. If it is not paired, the Blue light is often flicker and if pairing is successful, the blue light is always on.
5.USB interface, in the U-Disk mode, Red light is always bright, insert the U-Disk, waiting for the time to read about 10 seconds.

Product name : bluetooth music adapter
Working voltage: 5V
Working current: 25-50mA
bluetooth version: bluetooth 4.0 (support for downward compatibility)
Transmission Frequency: 2.4-4.8GHz
Signal to Noise Ratio: in 75dB
Distortion:Less than 1%
Voice Prompt: Support boot matching voice prompts strong
Strong Noise Removal: Built-in noise removal circuit, audio noise is more clear.
Connecting Devices: bluetooth
Connector: USB/3.5mm - AUX, USB Cable
Fitment : fit for BMW Mini Cooper ( just for reference.)
Material : Plastic
Color : Black

Package Contents:
2 x Bluetooth Music Adapter