Unilink
Unilink is a proprietary bus system developed by Sony that is used to network vehicle infotainment devices via a serial interface .
Unilink devices
The best known of the accessory devices is the CD changer. There are also the following devices:
There are also plugs from third-party suppliers with an integrated circuit board that simulate a CD changer in order to use the BUS audio in port for cell phones, MP3 players or the like.
Usage example
A typical application example is the control of a CD changer by a car radio .