Virtual Tach eliminates the need for a tach wire in most installations,D2D serial data port for Xpresskits, Bitwriter programmable for easy configuration 2-Way LCD 5-button remote is backlit, has tone and vibe modes, Zone ID Command confirmations and event notifications via the LCD remote control, Temp Check and clock time via the LCD remote control One-Way functions with the 4-button companion remote (included) All the security features you expect ? Zone-2 Impact sensor, Fault-proof starter interrupt, Nuisance Prevention, Warn-Away, Revenger siren, Limited Lifetime Warranty Anti-Grind output Timer Mode Keyless Entry