... frequency:Cat:16MHz,Cat5:100MHz,Cat5e:100MHz and support the duplex application:Cat6:250MHzPairs:2-50 pairs, ... ceiling or floor interlayer,to make the cable support the application of voice,data,text,image,video ... frame meets the data communication of 155 mhz ,support double function application in the system of 100 mhzmand ... 5 and category5+connecting fittings. Networking cable,computer cable,LAN cable