DSC LCD4500 Keypad for Maxsys Systems Only. This is a New Open Box Unused Old Stock. Keypad Decal and Emergency decals have been installed but keypad has not been installed. & Unused Old Stock! Guaranteed not to be Dead on Arrival. RARE & HARD TO FIND.. And yes REALLY NEW & UNUSED! For Use with DSC PC4010 & PC4020 Maxsys Control Panels ONLY. P Programmable-Message LCD Keypad LCD4500 V2.0. Plain-language display of zone status, system status, trouble conditions, event buffer, system instructions. Armed and Trouble LEDs. Keypad-activated alarms: Panic, Auxiliary (Medical) & Fire. Please ask if you have questions about compatibility concerns with other DSC vintage security equipment. This is for ONE Keypad. Your satisfaction is guaranteed. If we made a mistake, then the S&H is on us. Please request an invoice before paying if combining with items from our other listings.