AV cable is more common than you think - you need it to connect your gaming console, a set-top box to the TV, DVD, music system, and more.
The Ultimate Guide to CAT 6 a
Best Buy essentials™ 6' Composite A/V Cable Black BE-HCL318 - Best Buy
Types of Cables and Connectors in Networking - The Home Depot
Audio Cable Types: A Complete Guide
Best Buy essentials™ 6' Composite A/V Cable Black BE-HCL318 - Best Buy
HDMI Cable Types: The Ultimate Guide
HDMI 2.0
Audio/Video Part II: A guide to A/V cables and their functions.
Home theater receiver setup guide