Universal all-in-one data bypass & interface module; Compatible with up to 2,300 different 1998-2011 vehicles including push-to-start vehicles; 3 onboard LEDs for simple programming & diagnostic; Preloaded, updateable firmware; 2-way data port for data-to-data communication to remote start, combination & security systems; 3 CANbus controllers; 3 general-purpose controllers–J1850, Class-2, encrypted key, etc.; 2 onboard relays for easier installation on vehicle; 1 analog controller 0V-12V DC @ 20mV steps–Passlock(R), MUX; 20-wire general purpose plug for wire-to-wire connection to nondatalink-equipped remote-start & security systems; Self-learning algorithm automatically detects the vehicle during programming & adjusts accordingly;