You can use any GPS-source NMEA WAAS GNSS

Model L2 series designed for transponder

It offers many new functions like an audio equalizer

with its many pockets

Med aera 660

b749 Tires You can use any GPS-sourceComplete kit consisting of concealed radio unit and transponder module, installation accessories and AIR Control Display operating unit. This kit enables the radio and transponder to be used with an AIR Control Display control unit. Included: AIR Control Display standard scope of delivery AIR COM 8. 33kHz radio unit standard scope of delivery AIR COM installation bracket on ACD 57 VT 01 Class 2 Mode S transponder Standard scope of delivery