1. Five gigabit auto-negotiation RJ45 ports greatly expand network capacity 2. Supports Auto-MDI/MDIX, eliminating the need for crossover cables 3. Steel housing can be wall-mounted or rest on desktop 4. IEEE 802.3x flow control provides reliable data transfer 5. Reduces energy use up to 65% and adjusts power based on link status and cable length 6. Supports QoS (IEEE 802.1p) and IGMP snooping function 7. Plug and play, no configuration needed 8. TP-LINK Live 24/7 technical support for assistance with setup and configuration