# PROJECT Phono Box S2 Ultra

**Brand:** PROJECT
**Category:** Audio & casques
**Code (GTIN/SKU):** 9120082382120
**Canonical URL:** https://openreviews.io/en/reviews/project/project-phono-box-s2-ultra-9120082382120

## Rating: 4.7/5 ★★★★★ — 22 reviews analyzed
_Confidence: high_

## At a glance

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.

22 reviews analyzed, all published on other sites.
Other sites: 3 sources, 22 reviews, average rating 4.7/5.
How we count reviews: https://openreviews.io/en/methodology

## AI summary

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.

## Strengths

- **Value for money** — It offers high-end audio performance for a particularly competitive price.
- **Sound quality** — The musical reproduction is warm, detailed, and dynamic after the burn-in period.

## Weaknesses

- **Burn-in time** — The device requires more than 50 hours of use before reaching its full sound potential.

## Frequently asked questions

- What is the required burn-in time?
- Does this preamp offer good value for money?
- How is its sound reproduction described?
- Is it suitable for demanding audiophiles?

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_Source: OpenReviews — https://openreviews.io/en/reviews/project/project-phono-box-s2-ultra-9120082382120_