Replacement RJ45 dongle for 10/100BaseT network card. It is compatible with the following Linksys (PCMPC200 , NP100T); NetGear (FA410TX); D-Link (DFE-530TX, DFE-650, DFE-650TX, DFE-660TX); Multi-Tech (MT10100ZLX/E); and TrendNet (10/100 (RJ-45)) PCMCIA NIC models. (Connectors: PCMCIA to RJ45 Female; Length: 6 Inches)