product description : 3 com office connect switch ports : 8 x 10base-t/100base-tx/1000base-t ports connectors : 8 x rj-45 buffer memory : 1 mb mac addresses : 4 k power supply : 16 watts dimensions (h x w x d) : 24.2 x 220 x 135.4 mm weight : 560 g * traffic prioritization ensures that real-time applications (such as voice & video) take priority so they can run effectively, even during bursts of high traffic load * auto mdi/mdix on every port eliminates most common cabling problems, whether the port is connected to a server, pc, or another switch or hub