Ethernet Switch Features Auto Sensing Speed and Flow Control ESD and Surge Protection on all Built-In Ports Full Wire Speed Communications LED Status Indication MDIX Auto Sensing Cable Redundant Power Inputs Store-and-forward Technology Supports Full/Half Duplex Operation Surge Protection Diodes on Power Inputs Up to 800 Mb/s Maximum Throughput Port Type RJ45 Mounting Location DIN Rail Network Interface 10/100 Base-TX Number of Ports 4 Switch Management Unmanaged