Setup

If you buy a high-end headphone like the Sennheiser HD 650 or a HiFiMAN Sundara and plug it into your computer, it might sound “weak.” The bass will be muddy, the soundstage will be cramped, and the volume will be underwhelming. You need an amplifier. Do I Need One? Not all headphones need an amplifier. If you have low-impedance, high-sensitivity headphones (like most IEMs), a small dongle DAC/Amp is enough. If you have high-impedance headphones (like the Sennheiser HD 600), you need an amplifier that can provide enough voltage. ...

The market for desktop DAC/Amp combos in 2026 is better than ever. Companies like FiiO, Topping, and iFi are competing fiercely, which means you get more performance for your dollar than you would have a few years ago. The Budget King The FiiO K7 remains the standard for under $250. It’s powerful enough to drive most headphones (including the Sennheiser HD 650) and has a clean, noise-free sound. The Mid-Range Choice If you are looking for something a bit more premium, the Chord Mojo 2 or the iFi Gryphon offers more than just amplification; they include high-end DSP and customizable sound profiles. ...