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The Audio Expo North America showcases the biggest and best that the audio world has to offer, with products coming from all over the world to display. The 2024 show had a record turnout, notably a doubling of Gen Z/age 15-26 participants, an encouraging trend for our hobby.

Before I can get to what the Arvus H2-4D does and how well it does it, I have to explain why I think it's an important product. I spent years as an advocate for multichannel audio for music, based on discrete, lossless sources such as DVD-A, SACD, and high-quality downloads. All of these were either PCM or DSD and were accessible via a wide range of disc players, DACs, and local file playback apps.