FEATURES G&Z plus is a floor announcement and music system designed for elevators. G&Z plus uses the sound files in mp3 format, which can be transferred to the SD memory card easily. No additional software is required. Just drag and drop your sound files into the corresponding folders on the SD card. Gray code, binary code, Arkel counter mode, and CANbus mode are available as input modes. Independent volume control for announcement and music. G&Z plus board comes loaded with default English & Turkish messages from the factory.