DSC’s Wireless Security Suite PN 30001077 *2-Way Wireless Wire-Free Keypad* WT5500/WT5500P**/WT5500D ** Shown on image † Proximity Tag Internet and GSM/GPRS Dual-Path Alarm Communicator TL265GS Shock Sensor EV-DW4927 Indoor Siren* WT4901 Smoke Detector w/Heat WS4916 Smoke Detector WS4926 Glassbreak Detector WLS912L-433 WIRELESS KEYS COMMUNICATORS DETECTORS DOOR/WINDOW CONTACTS KEYPADS Pet Immune Detector 60 lbs (27 Kg) WS4904P Flood Detector WS4985 Pet Immune Detector 85 lbs (38 Kg) WLS914 Door/Window Contact WS4945 Tri-Zone Door/Window Contact WS4965 Recessed Door Transmitter EV-DW4917 Vanishing Door/Window Contact EV-DW4975 Carbon Monoxide Detector WS4913 1-Button Personal Panic WS4938 Alexor Panel * GSM/GPRS Wireless Alarm Communicator GS2065 LIFE SAFETY 4 Button Wireless Wall Plate WS4979 5 Button Key* WT4989 4 Button Key WS4939 2 Button Key WS4949 4 Button Key w/Flashlight WS4969 4 Button 12 Channel Key WS4959 SIRENS Outdoor Siren* WT4911