Thinkware GPS Antenna for F800 Pro & Q800 Pro Key Features Collect Info on Speed, Time, & Location, and Show Them on the Video View all the Info Through the PC Viewer Mounted on the Windscreen with 3M Tape Compatible with F800 & Q800 Overview The GPS signal receiver can be used to keep track of your vehicle’s physical location as you drive. Along with your position, GPS can also keep track of your speed. During video playback, a simultaneous Google map view will show your vehicle moving around, and how fast you were going. You can also improve the signal if your car has a defroster or sun reflector film. Compatible with: U1000 & X1000