8 x 10/100/1000Mbps RJ45 ports offer connectivity to your router or modem for additional wired connections. Provide large file transferring and also be compatible with any 10/100/1000Mbps Ethernet devices. Simply set up without any software or configuration. Auto MDI/MDIX eliminates the need for crossover cables. Auto-negotiation on each port detects the link speed of a network device. GS108 save power up to 68%. Automatically adjusts power consumption according to the link status and cable length. Fanless quiet design, Metal case design. Supporting Auto-MDI/MDIX. Supports MAC address auto-learning and auto-aging.