Directed Electronics 488t Led 2-way Remote Control Compatible with Directed 700, 702, 900, 902, 3000, 3002, 5000, 5002, 12.2X, 12.5X, 571XP, 571XV, 671XP, 671XV, 771XV and 871XP car alarm systems 4 Button, HF, Stealth Code Replacement Remote for Directed Alarm Systems Four button two way pager Lock and unlock icon buttons to arm and disarm the system Auxiliary icon buttons operates channel 2