Two 4-button remotes with dedicated aux outputs; Virtual Tach(TM) eliminates the need for tach wire in most installations; D2D serial data port; Bitwriter(R) programmable for easy configuration; Superhet (HX) receiver for great range; Lock, unlock, trunk release & remote start; Outputs for optional horn & starter kill/anti-grind relays; XCR relays onboard; Includes antenna, wiring harnesses & owner/installation guides;