Tp-link TL-SG1210P, Interface 8 PoE+ 10/100/1000Mbps RJ45 Ports, 10/100/1000Mbps RJ45 Port, Gigabit SFP Slot, External Power Adapter(Output: 53.5VDC / 1.31A), Backup Bandwidth 20 Gbps, Mac Address Table 4K, Max Power Consumption 7.11 W (220/50Hz. no PD connected), 78.13 W (220/50Hz. with 63W PD connected), Max Heat Dissipation 24.25 BTU/h (no PD connected), 266.42 BTU/h (with 63W PD connected). Port 1-8 of the switch support Power over Ethernet (PoE) function. These PoE ports can automatically detect and supply power with those IEEE 802.3af/at compliant Powered Devices (PDs).