InMax i305A 4+1 Port Unmanaged Industrial Ethernet Switches Man Features 4x10/100BaseTX ports+1x100BaseFX Industrial-grade design with -40 to +75°C operating temperature and redundant power inputs Metal, IP40 protection,DIN-Rail mounting, wall mounting Specifications Standards: IEEE 802.3 IEEE 802.3u Interface: RJ45 Ports: 10/100BaseTX auto negotiation LED: Port Led:Copper: Link1,2,3,4, Act1,2,3,4 Fiber: Link/ Act5 Power Led:PWR