TRENDnet's 8-port Gigabit GREENnet Po E+ Switch, model TPE-TG81g, reduces equipment & installation costs by delivering data & power over existing Ethernet cables. This unmanaged switch offers eight Gigabit Po E+ ports which supply up to 30 watts of power per port for devices such as high power wireless access points, PTZ (Pan/ Tilt/ Zoom) Internet cameras, & Vo IP telephony systems. This rack mountable switch features an internal power supply. Auto sensing technology delivers 30 watts to 802.3at Po E+ devices (up to 3 devices), 15 watts to 802.3af Po E devices, & only data to non-Po E devices. GREENnet technology reduces energy consumption by up to 75% when the switch is not in use. Boost office efficiency & reduce network congestion with a total switching capacity of 16 Gbps. LED indicators display device status for efficient troubleshooting. This switch comes in a sturdy metal case & quickly adds Po E+, Po E, & non-Po E devices to your network.