PAC TR12 PC-Programmable Universal Trigger ModulePAC TR12 PC Programmable Universal Trigger Module Specifications: 8 inputs 4 positive 4 configurable as positive & negative input channels 4 programmable output channels for factors such as pulsed, latched unlatched, delay (timed), toggle, actuator, ground & 12V output (up to 3A each) Preconfigured presets for most popular uses such as Alpine(R), Clarion(R) & Pioneer(R) radios Saves & loads user defined configurations LED confirmation indicators