Linksys EtherFast® 3116 16-Port 10/100 Ethernet Switch. Networking standards: IEEE 802.1p, IEEE 802.3, IEEE 802.3u, IEEE 802.3x. Switching protocols: Ethernet, Data link protocols: Ethernet, Fast Ethernet. Operating relative humidity range: 20 - 95 %, Operating temperature range (T-T): 0 - 50 °C, Storage temperature range (T-T): -40 - 70 °C. LED indicators: Link activity. Dimensions (WxDxH): 180 x 44.5 x 430 mm, Connectivity technology: Wired