The CDLSB-905 a USB Ethernet adaptor. This product is the ideal solution to adding Ethernet network connectivity to your computer or laptop without adding an internal card.Specification: Supports 10/100 N-Way Auto-Negotiation. USB2.0 compliant. High speed 480Mbps. Supports all USB standard commands. Supports suspend/resume detection. Half/Full duplex 10/100Mbps. Supports Full Duplex Flow Control. LED Activity Indicator. OS Support Windows XP 2000 CE and Vista (Drivers on CD) Win 7 32 and 64bit (Drivers within Windows) Linux 2.6+ (Driver on CD)