FiiO QX13 : Precision Tuning Meets Pure Muscle Pros: * Serious power (900mW+900mW in desktop mode) * ESS SABRE PRO DAC sounds detailed yet natural * Clean background even with sensitive IEMs * Full PEQ and intuitive screen UI * Sleek, durable design with optional carbon fiber shell * Works with Estick power bank and charges while in use * Great synergy across headphones and IEMs Cons: * Gets warm in desktop mode (not hot, just warm) FiiO’s not just playing around in the dongle space anymore. The QX13 isn’t a toe-dip, it’s a full-on cannonball splash into territory that used to belong to entry-level DAPs. After using the KA13, KA15 and KA17, I figured FiiO had already maxed out what a dongle could be. Turns out, I was wrong. The QX13 doesn't just raise the bar, it throws it across the room. :) This is the most powerful dongle DAC I’ve ever tried so far. And I’m not just talking about volume here. I mean actual desktop-level power and performance packed into a chassis t...