Belkin F5D5020 16 Bit Notebook Networking Card Installs easily into any Type II 16-bit PCMCIA or 32-bit CardBus slot Credit-card size allows you to access the home network while staying mobile Auto-detection feature offers future scalability of 10Base-T networks into 100Base-T Networks Compliant with Ethernet IEEE 802.3 and 802.3u standards Monitor network traffic and troubleshooting with LED indicators