Schiit’s Jotunheim 3 delivers massive power, ultra-low distortion, and a near-silent noise floor—Made in America, Forkbeard app-controlled, and built to drive any headphone with precision.

The Questyle M18i blurs the line between dongle and desktop DAC, offering current-mode amplification, wired and wireless versatility, and exceptional sound quality—but short battery life and a $349 ...