Acoustic Research AR-M20 review By What Hi-Fi? Another no-frills, audio-focused hi-res player from Acoustic Research, this time more affordable
Acoustic Research AR-UA1 review By What Hi-Fi? The AR-UA1 is a quality headphone amp, but is it good enough to trouble the competition?
Acoustic Research M2 review By What Hi-Fi? If you're looking for a premium portable high-res player, then the M2 deserves a listen...