Python 5103P 1-Way Security System with Remote Start: * 1-way security system with remote start * Two 1-way 4-button remotes * Superhet receiver for superior range * 4-channel outputs * Outputs for optional horn and starter kill/anti-grind relays * Virtual Tach eliminates the need for a tach wire in most installations * D2D serial port performance matched for XpressKit interface modules * Bitwriter programmable for simple configuration * Includes all harnesses for installation