When I say cable supplier, I'm not talking about television. If you are one of those people who is constantly upgrading your home theater or sound system or even your computer set up, or if you are a professional in this arena then there is a great place for you to find parts. Its called showmecables dot com. They have everything you need to transfer data and other such things. They carry just about everything the professional would need such as patch panels , audio-video cables, connectors and adapters, just to mention a few.