Fiio KB3: Where Hi-Fi Audio Meets Mechanical Precision
By HiFi Editorial2 February 2026
Key Highlights
Integrates dual CS43131 DACs and SGM8262 op-amps for audiophile-grade audio up to 32bit/384kHz and DSD256.
Features a gasket mount design and Gateron G Pro 3.0 yellow switches for noise reduction and versatility.
Aluminum-magnesium alloy build offers premium feel and durability.
Fiio's recent unveiling of the KB3 HiFi Audio Mechanical Keyboard marks a significant step in the fusion of high-fidelity audio technology with mechanical keyboard craftsmanship. Engineered to serve as a comprehensive desktop audio solution, the KB3 integrates dual CS43131 DACs and SGM8262 op-amps, delivering a robust 550mW of output power, rivalling traditional desktop amplifiers. This allows for an exceptional audio experience, with support for high-resolution audio formats up to 32bit/384kHz and DSD256.
In terms of its keyboard functionality, the KB3 boasts a gasket mount design, which effectively absorbs shocks and reduces noise, making it suitable for both quiet work environments and engaging gaming sessions. It employs Gateron G Pro 3.0 yellow switches, known for their reliability and suitability for diverse typing and gaming needs. The keyboard's structure, crafted from an aluminum-magnesium alloy, offers a premium feel and durability.
