smartenit EZIO8SA INSTEON-Compatible Input/Output Controller Easy installation takes only minutes Allows any connected input device to send INSTEON signals Eight outputs lets you control both AC and DC loads with INSTEON commands Please Note: This unit requires the use of an Insteon PowerLinc Modem (PLM) Serial Interface and a 12VDC Power Supply, each sold separately. Without these 2 additional products, the Smartenit EZIO8SA will not work.