You’ll love this soundbar if you use the MusicCast app and have other MusicCast speakers. It’s slightly less compelling when judged soley as a soundbar.

Yamaha’s YAS-706 MusicCast is a flexible, feature-rich soundbar that will fit perfectly in any existing MusicCast whole-home audio ecosystem. It could also be a great first step in building one. This is a 2.1-channel system consisting of dual 2.125-inch woofers, dual 3-inch subwoofers, and four .75-inch tweeters in the soundbar. The sub sports a 5.5-inch cone woofer. Once unpacked, the wireless subwoofer paired instantly with the soundbar. I didn’t need to touch a thing to get going.

If you don’t want to use the subwoofer wirelessly, or if you decide to upgrade it down the road, the soundbar has a subwoofer pre-amp out. Yamaha says this for the supplied subwoofer only, but there’s nothing really stopping you from plugging any self-powered sub into that port.
…
Read full post here:
https://www.techhive.com/article/3205892/yamaha-yas-706-musiccast-soundbar-review.html