This product is part of the ProtectNet family. It protects an Ethernet data port from damaging surges and is compatible with Power over Ethernet (PoE) and 10/100/1000 Base-T networks. This product comes with a 15 cm network patch cable. Its dimensions are 10.4 x 4.7 x 2.8 cm and 0.05 kg. The ProtectNet family of stand-alone surge suppressors protects individual data lines, including telephone and network lines, coax cables, and more.