DESCRIPTION: PRODUCT FEATURES: Brand: Hikvision Model Number: DS-3E0318P-E Type: Surveillance DVR Recorders Dimension: 440 x 285 x 43 mm Product Weight: 8.20 lbs. Network Ports: 18 Poe Port: 16, 10/100Mbps Rj45 Ports Uplink Port: 2, 1000M Combo Port Network Protocol: Ieee802.3,802.3U,802.3X, 802.3Af, 802.3At Switching Capacity: 7.2Gbps Max. Forwarding Rate: 5.36Mpps High Priority Ports: Ports 1-8 Forwarding Mode: Store-And-Forward Mac Address Table: 4K Flow Control: Ieee802.3X Full Duplex Poe Standard: Ieee802.3Af, Ieee802.3At Poe Power Budget: 230W Working Mode: Extend On:250M,10M,Cat 5E Extend Off:100M Power Supply: 100-240V Ac, 50/60Hz Power Consumption: ≤250W Surge Protection: 4Kv Working Temperature: Temperature: 0℃-40℃ Working Humidity: Humidity: 10%-90% , Non-Condensing Storage Temperature: Temperature: -40℃-70℃ Storage Humidity: Humidity: 5%-90% , Non-Condensing Sfp Modules (Optional): Hk-1.25G-20-1550: 1000M Sfp Module, Tx1550Nm/Rx1310Nm, Lc, Single-Mode Single-Fiber, 20Km Hk-155M-20-1550: 100M Sfp Module, Tx1550Nm/Rx1310Nm, Lc, Single-Mode Single-Fiber, 20Km Details: 16 port 10/100mbps ports unmanaged switch that requires no configuration and provides 8 poe ports. It can automatically detect and supply power with all6 ieee 802.3af/at compliant powered devices . In this situation, the electrical power is transmitted along with data in one single cable allowing you to expand your network to where there are no power lines or outlets, where you wish to fix devices such as ip cameras or ip phones.