Rosslare D-805 EXPANSION BOARD FOR 825 D-805

EXPANSION BOARD FOR 825 D-805 Expansion Board of AC-825IP The D-805 4 reader expansion board is one of four expansion boards (R/S/D/P-805) for the advanced AC-825IP networked controller. Ideal for residential and commercial applications, The D-805 expansion board increases flexibility to the access control system by adding four readers, four doors, four relay outputs and eight supervised inputs to the controller.