Mini Class A Headphone Amplifier Hi-Fi Desktop Home Stereo Headset Amp DC5V Gold | eBay
iFi ZEN Can Headphone amp. - Høretelefon forstærkere - Lydspecialisten
If you've just bought your first DAC/AMP, make sure you've appropriately changed the sample rate and bit depth in windows audio settings get the most out of it. : r/headphones