AEB8 SKU AEB8-5050 Adds 8 additional high security alarm inputs. Velocity supports up to 4 boards in M2, M8, Mx, MSP, M64 and up to 2 boards in M16. Each input requires appropriate Line Module. Features removable connectors. UL Listed. Options: Line Modules Must Be Certified To Purchase Hirsch Products Please log in to see price or purchase this item Request an account Line Comment Special Price Features:Up to 40 expansion inputs (intrusion detection, fire doors, windows)Less than two (2) second response time with contact, tamper, motion, and line supervisionUse with any Hirsch end-of-line module (MELM 1, 2 , or 3)