CNET staff not advertisers, partners or business interests determine how we review products and services. If you buy through our links, we may earn a commission. If you’re looking for a Dolby Atmos receiver, the minimum number of channels is seven which is written as either 7.1 or 5.1.2 channels. Power specs are mostly made up, but anything over 100 watts per channel in stereo is good. All modern components use the universal HDMI standard and so you should choose a receiver that has as...