The US customer please purchase at www.matrix-digi-usa.com.
HPA-3U⁺ is a biggest evolution since the
M-Stage series headphone amplifier came out, the new appearance, the new
circuit design and radical performance improvement to make it all difference.
Full-band of THD + N less than 0.0003%, SNR
up to -112dB, bandwidth not less than 150k at -3dB gain, 0.2Ω ultra low output