The Z170-A has a Realtek ALC892 sound chip, not exactly the stuff audiophile dreams are made of, but it's not bad. You have a few options. First is computer speakers. They're shielded to some degree for emi when placing next to other sensitive equipment and they have built-in amplifiers. These plug into analog jacks on the motherboard. A decent 2.1 computer speaker setup can be had for around $100 USD, more or less, depending on your definition of quality. Second, if you have a receiver with optical SPDIF jack, you can run digital sound from the motherboard to it and amplify the signal to your home theater speakers for (up to) 8 channel sound. This would be the highest quality sound option if you have decent equipment. The motherboard...