A 32GB SanDisk Micro SD card pre-installed with FlightAware's PiAware image for the Raspberry Pi.
Simply plug this micro SD card into your Raspberry Pi along with a FlightAware USB SDR dongle and an antenna , and you'll be setting up a Raspberry Pi Aircraft Tracking Ground-station in no time!
Full setup instructions are available on FlightAware's dedicated setup page:
https://uk.flightaware.com/adsb/piaware/build .
You may also find the SD setup guide PDF useful for configuring your PiAware.