his unit requires a BYPASS Module for installationRemote Start Vehicle SystemIncludes (2) remote transmittersPanic mode will sound alarm (optional) and flash your parking lightsValet mode will not arm the security system with the remote transmitter / Valet take-over allows the vehicle to remain running after the key has been removed from the vehicleRemote start feature allows you to remotely start and run your vehicle for a period of timeThis system requires professional installatio