Precision-engineered consumer electronics. Monochrome by design.https://prism.example.com/en-ushttps://prism.example.com/journal/prism-one-review-roundup/https://prism.example.com/journal/prism-one-review-roundup/What reviewers said about our reference headphone after 30 days of testing.Sun, 01 Mar 2026 00:00:00 GMTNewsreviewspresshttps://prism.example.com/journal/blind-testing-protocol/https://prism.example.com/journal/blind-testing-protocol/Every tuning decision is validated by blind A/B panels. Here's our methodology.Fri, 20 Feb 2026 00:00:00 GMTDesigntestingmethodologysoundhttps://prism.example.com/journal/silicon-carbon-battery/https://prism.example.com/journal/silicon-carbon-battery/How we fit 60 hours of playback into a 248g headphone — without using a bigger cell.Tue, 10 Feb 2026 00:00:00 GMTEngineeringbatterymaterialshttps://prism.example.com/journal/adaptive-anc-explained/https://prism.example.com/journal/adaptive-anc-explained/Six microphones, 50 kHz sampling, on-chip inference. The technical breakdown of our noise cancellation.Sun, 01 Feb 2026 00:00:00 GMTEngineeringancdspfirmwarehttps://prism.example.com/journal/the-case-against-rgb/https://prism.example.com/journal/the-case-against-rgb/Consumer electronics doesn't need to glow. Here's why we removed every LED that isn't functional.Tue, 20 Jan 2026 00:00:00 GMTDesignphilosophyindustrial-designhttps://prism.example.com/journal/why-we-chose-beryllium/https://prism.example.com/journal/why-we-chose-beryllium/It's 38% stiffer than aluminum and costs 12× more. Here's why that matters for sound.Thu, 15 Jan 2026 00:00:00 GMTEngineeringmaterialsdrivers