This is a standalone USB CRS / HDG BUG module that works in FSX / FS2004, ASA On Top and Elite software. It can used on its own or as part of your own build as you can stack.

The all new modular AP-4000 modules enable you to build your own avionics stack
Features :- Course, Heading, Altitude, OBS, MDI Selectors


Features

• MAP toggle switch
• Freeze toggle switch
• Instrument view toggle switch
• Modular re-arrangeable / re-build to own preferences
• Microsoft Flight Simulator Compatible
• USB (lead included)