LINKSYS PCMPC200 PC Card Type: PCMCIA Ethernet Adapter Standards: IEEE802.3, IEEE802.3u Max Data Rates: 10/100Mbps Ports: RJ-45 Interface: 32bit CardBus Type II Operating Systems Supported: Works With All Major Operating Systems Including Windows 95, 98, NT and Linux Temperature: 32ºF to 122ºF (0ºC to 49ºC) Dimensions: 3.4�? x 2.1�? x 0.2�?(in)