The VLU is a basic system with 2 functions, to locate a vehicle and disable the starter. Unit is perfect for Anti theft systems, and sub prime lenders of automobiles so they can locate a vehicle if the consumer does not make the payments.

The VLU plus adds a few extra features. Geo-Fencing. Speeding notification alerts. The ability to turn the unit into rapid tracking mode and have it update the vehicles position automatically for a short period of time.

The smart antenna is a revolutionary GPS tracking device available only from SignalTrac. There is no black box, the antenna is the tracking device. It is Installed in the A Frame pillar or under the dashboard, and is completely covert.