Features:• 4 groups of 2-wire port, provide power and signal to other 2-wire devices• RJ45 port, connected LAN• Surface mounted & DIN-Rail MountedTechnical Specifications:• Voltage 24V• Power Consumption Max consumption:30W(4-CH output full load)• Working Temperature -10?-+55?• Dimensions 108mm*108mm*64mm(L*W*T)• Weight 0.5 Kg