Network Connection: RJ45 Network Speed: 10/100Mbps Printer Connection: 4 x USB 2.0 Protocols: TCP/IP, UPnP Operating Systems Supported: Windows 7(32/64-bit)/Vista(32/64-bit)/XP(32/ 64-bit) Dimensions: 3.93" x 3.07" x 1.22" Weight: 4.5 oz. Temperature: 0~55°C