Trend-tech ESF003 Fast Ethernet Switch is designed for SOHO (Small Office/Home Office) or workgroup users.. All 5 ports support auto MDI/MDIX, no need to worry about the cable type, simply plug and play. Moreover, with the innovative energy-efficient technology, the ESF03 can save up to 70%* of the power consumption and 70% of the packaging material can be recycled, making it an eco-friendly solution for your business network.