... supply Modesn Privide 220V AC or dual AC220V/DC-48V to meet diverse requirements.Technical Specification IndexPerformance ParameterSDH ... 703, 2.048Mbps, HDB3Max E124E1 (5E1,8E1 Card Module support)E1 Card Module5E1,8E1, 5E1+1Ethernet CardEthernetInterface10/ ... Dimension1U: 481 × 305 ×44 (mm)Power Supply-48V DC or 220V AC ConsumptionConsumption ≤15wEnvironmentTemperature0°C~45°CHumidity10%~90 ...