“This review is based on matching the Mini X with Hifiman He-500 Headphones. You may be reading this review, unsure what to make of this Amp, asking how can a cheap sub $200 amp offer the power needed for an expensive Headphone such as the Hifiman He-500? If you have done your homework you will find this is the stereo amp everybody is...” --fluidz
“ This gadget headphone device is making powerful sound and excellent quality if you learned how to combine on right headphone and filters. During my first trial i found out that even my cheapest headphone using some of my electronics portable filters works at class A standard audio. Im using this for over a year and yet i experience high quality sound with my audio In ...” --blinkear
UPA-200 represents a true breakthrough in audiophile-quality amplification. At last, a truly affordable stereo power amplifier that can satisfy the most discerning aficionado, and at the same, is affordable to anyone with a desire for real quality. Our advanced engineering and design techniques have resulted in an amazing new amplifier. Its rock solid performance and affordable price point...
Portable USB DAC and headphone amplifier from Ordnance. * Internal rechargable battery charged via USB. * Gain selector switch * Runtime of >20 hours per charge