hippo box+ headphone amp in review – petty in pink

Just slightly bigger than iBasso’s fabulous T3, hippo audio’s second self-branded portable headphone amp is a diminutive, but well-punctuated statement product. iBasso’s effects-be-damned neutral sound is damned in return as the box+ sways the portable audiophile with ‘rich’ sound, the sort made possible only through a Butterworth low pass filter: the sort of sound that has made Head-Direct’s Hifiman series famous.

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