MokerLink 3 Ports 100M PoE Passthrough Switch, IEEE 802.3af/at PoE Repeater, 10/100Mbps, 1 PoE in 2 PoE Out, Wall Mount, PoE Extender/Injector/Network Extender Three in one See morePlease note that the default does not include power supply and is powered through the IEEE802.3AF/AT standard POE network. Default power supply via IEEE802.3af/at POE network as POE extender. Widely Used: Metal case, LED indicator, support wall mount and desktop install, small size save space, suitable for more positions, connect poe AP, camera, phone and other POE devices, expand the coverage of POE network. PoE or DC Power: Powered by PoE or DC(not inculded). When Input DC 12V 0.5A, as a network extender. When Input DC 37-57V 0.5A, as a poe switch. So it has Three in One functions: POE Extender, network Extender and POE switch according to different power supplies. Unmanaged Plug & Play: Support power detection function, automatically detect devices, just plug in the ethernet cable, connect directly to the device, without configuration. IEEE 802.3 af/at: Support this standard PoE, Input/Output Max 30W. PoE input pin 1/2 (+), 3/6 (-), 4/5(+), 7/8(-).**Not support passive 24V PoE**. 10/100Mbps Ports: Include 1 PoE In, 2 PoE Out, all Ports support 10/100Mbps speed auto-adaptive. Ext dial switch support port Isolation.