Browse Forums Home Theatre & Automation Re: How to tell Cat4 from Cat3 etc? 2Feb 16, 2012 11:15 pm why on earth do you need to ?? have you had someone install either in your house... ?? Cat3 is 2 pair. Cat4 hasn't been on sale for years.... there will be writting on the cables jacket Kodiak Data Cabling onFaceBook Consult*, Design and Installation Data, TV, Home Theatre/ AV Cabling, Multi Room Audio, IP CCTV and Door Intercoms Ask for a Quote. *DIY DATA Cabling Is Ilegal |