The NLHUB-905M is a 5 port Ethernet switch. This product would be ideal at the heart of all home or small networking systems with its fast speeds of 10/100Mbps and its automatic MAC learning capabilities. The NLHUB-905M has a wall mountable case so it is possible to attach to a wall or be placed on a convenient flat surface. Complies with IEEE802.3, IEEE 802.3u standards. 5 port 10/100 Mbps Auto-Negotiation RJ45 Uplink ports supporting Auto-MDI/MDI-X. Supports IEEE 802.3x flow control for Full Duplex and Half Duplex modes. Supports MAC address auto-learning and auto-aging. Expandable by cascading more hubs together. LED indicators for monitoring power, link, activity. Plastic case, desktop or wall-mounting design. External Power Adapter supplied.