Comtrol Corporation 99443-5 DeviceMaster PRO 8-Port Device Server Type: Device Server Specifications: Ethernet Ports: 2 x RJ-45 Serial Ports: 8 Memory: 8M SDRAM, 4M Flash Black Finished: Steel Installation Method: Panel mountable LED Indicators: 100MB Ethernet, Collision, Ethernet Link/Activity, RX/TX per port, and Status Software Selectable: RS-232, RS-422, or RS-485 Dimensions: 10.8 x 1.8 x 6.3 Weight: 77.7 oz