LevelOne 1 Parallel/1 USB Combo Printer Server, Ethernet LAN, IEEE 802.3, IEEE 802.3u, TCP/IP, PTP, NetBEUI, Apple EtherTalk, SMB, BiAdmin, SNMP, 0 - 40 °C, DC 12V/0.8A, 95 x 120 x 25 mm LevelOne 1 Parallel/1 USB Combo Printer Server. Network connection type: Ethernet LAN. Supported network protocols: IEEE 802.3, IEEE 802.3u, TCP/IP, PTP, NetBEUI, Apple EtherTalk, SMB, Management protocols: BiAdmin, SNMP. Power requirements: DC 12V/0.8A, Dimensions (WxDxH): 95 x 120 x 25 mm, Compatible operating systems: Windows 98SE/ME/2000/XP Macintosh 9.x/10.x Unix