... etc. it automatically has extension cord, which suit for Desktop and Laptop computer. It supports hot plug. Specification:1. USB ... 100 Mbps N-way auto-negotiation operation9. Integrated Fast Ethernet MAC, physical clip and transceiver in one chip10. Powered ... :1. Business person, Travelers, Students, Mobile subscriber etc2. Small office, family office, hotels, schools etcCompatible with:MS Windows ...