Hawking HGS8T 8-Port 10/100/1000M Auto-sensing Gigabit Switch Eight 1000BASE-T Gigabit Ethernet ports Supports Auto-Negotiation for 10/100/1000Mbps and duplex mode Supports Full/Half duplex transfer mode for 10 and 100Mbps Supports full duplex transfer mode for 1000Mbps Features 128K Bytes of RAM for data buffering