Cabos S8MAC Industrial PoE Switch 8 Port Gigabit Ethernet Network Desktop Switch RJ45 10/100/1000Mbps IEEE 802.3af/at Support Security System Ip Camera Digital Smart Grid (Exluding Power Adapter) 2 x 1Gbps RJ-45 uplink ports 8 x100Mbps RJ-45 ports support 802.3af & at PoE output, up to 34.2W/port -30C ~ +70C operating temperature, can work stably in different climates Dual power input connectors, support dual power inputs Independent short-circuit protection, overload protection and surge protection on each port