PoE Texas - 8 Port Passive Midspan Injector: Compatible with IEEE 802.3af Power Over Ethernet Devices including Phones, Cameras, Wifi Access Points and More - WS-POE-8-48v120w Remote power up to 8 Access points, phones or cameras - see also 12 and 16 port versions Always On - passive Power over Ethernet (POE) technology - 48v 120watts total for all devices Supports 802.3af devices in passive mode, 15 watts per port If your device specs "12v, PoE" then this means 12v locally, 48v via the ethernet Call +1 512-479-0317 for expert tech support and service from Austin, Texas