Industrial 2 Channel CVI/TVI/AHD/CVBS Video Tx, 2 x Contact Closure In Video Direction, 1 x Contact Closure In Return Direction, Multimode 500m, 1 Fiber, 1310nm, A-Side, ST Connector, DIN Rail / Wall Mount, -40°C to +75°C, 9-36VDC or 24VAC Power Input*^~RECOMMENDED POWER SUPPLY AMGPSU-I12-P24A