PROJECT Phono Box S2 Ultra reviews: 4.7/5 based on 22 analyzed reviews from 3 sites, updated October 15, 2026.
Praised: value for money and sound quality. Criticized: burn-in time.
Review summary
Written by Augur from the 22 reviews analyzed
This compact phono preamplifier stands out for its excellent value for money and wins over users with its sound performance. Designed to optimize vinyl playback, it delivers high-quality, warm, and dynamic musical reproduction, which delights audiophiles looking for a noticeable upgrade to their audio system.… It should be noted, however, that a burn-in time of more than 50 hours is required for the device to fully express itself and deliver its full acoustic richness.
What buyers talk about most
+Strength : Value for moneyIt offers high-end audio performance for a particularly competitive price.
+Strength : Sound qualityThe musical reproduction is warm, detailed, and dynamic after the burn-in period.
−Weakness : Burn-in timeThe device requires more than 50 hours of use before reaching its full sound potential.