Lantronix XPS1002CP-01-S xPrintServer - Cloud Print Edition RJ45 USB 2.0 Network Connection: RJ45 Network Speed: 10/100Mbps Printer Connection: USB 2.0 Operating Systems Supported: Windows 7, Windows XP Mac OS 10.7 Dimensions: 4.5 x 2.34 x 0.91 (L x W x H) Weight: 0.6lb Package Contents: (1) xPrintServer-Cloud Print Edition (1) RJ45 Ethernet cable (3 ft.) Mounting bracket, (4) rubber feet (1) universal power adapter (International), and (1) QuickStart Guide