The 24-port 10/100 Mbps ethernet switch is ideal for workgroup or department users. The rackmount size metal case design combined with a safety certified internal power supply make this switch a robust solution. Plus, this switch is very cost-effective for environments with less than 24 users. The plug-and-play and auto-negotiation capabilities allow the switch to quickly autodetect link partners.Each port provides full bandwidth without causing collision problems as traditional hubs do. An uplink (cascade) port is provided to link to another switch, so you have the capability for further expansion. Easy-to-read LED indicators make cable installation and normal operation diagnostics trouble-free. Automatic source address learning; full and half duplex support. The Switch can be used on desktop or rackmount for optimum space utilization. Input: Twenty-four 10/100 Mbps RJ45 portsPlease Note: Once this item is opened, it is non-returnable unless defective.