· 4*10/100M PoE ports + 1*10/100M RJ45 ports
· IEEE 802.3af/at standard, maximum 30W power supply of single port
· One-click smart dial mode, support port isolation, 250 meters extend
· Surge: 6KV, ESD: 15KV
· Aluminium alloy shell
· IP30 protection grade
· DIN35 rail installation
· Redundant power supply
· -40~75℃ working temperature