One switch can easily expand network: 24× 10/100/1000 Mbps RJ45 Ports supporting Auto Negotiation and Auto MDI/MDIX. Plug and Play: Easy setup with no software installation or configuration needed. Saves Energy: Latest innovative energy-efficient technology greatly expands your network capacity with much less power consumption and saves money. Quiet and Reliable: IEEE 802. 3X flow control provides reliable data transfer and Fanless design ensures quiet operation. Desktop or Rack-mount support: Make your installation simple and versatile.