GF-166 Versatile Radio Panel Module Aircraft Navigation and Communication (NAV and COM) Radio Controls 2 LED Readouts For Active and Standby Frequencies 3 Push Button Controls & Rotary Knob For Tuning Compatible with Microsoft Flight Simulator X (FSX), 2004 (FS2004) and Steam Edition (FSXSE) & Lockheed Martin Prepar3D & X-Plane Connects via USB