If you've bought a TV, soundbar, or AV receiver at any point over the last five years or so, there's a good chance it has an HDMI ARC port. The "ARC" in that moniker stands for Audio Return Channel, a ...

CEC allows you to operate multiple devices via one remote. ARC and eARC technology transfer audio between connected devices. ARC and CEC ensure TV audio plays through connected speakers properly.

Once you've picked out a nice smart TV with a good OS and a quality sound system to go with it, you'll already have two of the biggest decisions for setting up your home theater out of the way. There ...