Features:
 
8-port RJ45 
4-port 10/100/1000Mbps “Data Input”
4-port 10/100/1000Mbps “Data + Power Output”
 
Power over Ethernet
IEEE 802.3at and IEEE 802.3af Power over Ethernet mid-span PSE
Up to 4 IEEE 802.3at /802.3af devices powered
DC 52V~56V power over RJ45 Ethernet cable to devices with Ethernet port
PoE power up to 30.8 watts (802.3at PoE+)/15.4 watts (802.3af PoE) for each PoE port
Remote power feeding up to 100m
Full power support for each PoE port 
Automatically detects PD
Circuit protection prevents power interference between ports
 
Hardware
Desktop palm size, wall mountable
Power input LED
FCC Part 15 Class B, CE
100~240V AC, 50/60Hz, 2A universal power supply adapter with DC 52V~56Vpower output
Plug and Play
 
Standard Compliance
IEEE 802.3 10BASE-T
IEEE 802.3u 100BASE-TX
IEEE 802.3ab 1000BASE-T
IEEE 802.3af Power over Ethernet
IEEE 802.3at Power over Ethernet Plus