The Sophos SG Series Appliances were designed to create the ideal balance between performance and security across various IT environments. They are suitable for a wide range of scenarios: from small branch offices to schools and universities, as well as for global enterprises that require enterprise-class features. Sophos SD-RED 20 Rev1 Appliance - with multi-region power adapter. Interfaces: 4 x 1000Base-T - RJ-45, 1 x 1000Base-T - RJ-45 (WAN), 1 x 1000Base-X - SFP (mini-GBIC) (WAN), 2 x USB 3.0 - Type A, 1 x management - Micro-USB.