In this manner, you can pull off some really neat tricks. Alternately, the macro can be played automatically at a preset time on a particular day. The FM tuner module allows the Symmetry system to receive stereo FM broadcasts. In addition to standard presets, this tuner allows the user to scan an area for available stations and automatically program a bank of presets in the order of received signal strength. In addition to the stations frequency, the stations call sign may be entered.
Enhanced security is an added benefit.
Since there is nothing to see in the dash of the vehicle, chances are a thief is not going to break into the car. It's pretty easy to tell that Rockford Fosgate's Symmetry could possibly set the standard for auto sound for years to come. With the development of new cards, one day you might be able to tell your car where to go, take a nap and have the vehicle wake you up when you get there.