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The timing is still good: the original K11 remains a capable current-generation desktop DAC/amp, though the newer K11 R2R exists as an alternative rather than a direct replacement. At £89, this is fair rather than a bargain—above the £78 median and just beyond the £88 75th-percentile mark—so condition and completeness matter.
It remains a strong little all-rounder, with USB, optical and coaxial inputs, RCA line-out, and both 6.35mm single-ended and 4.4mm balanced headphone outputs. The balanced output has ample power for demanding headphones, while the clean DAC section and compact form make it easy to recommend for a desktop system. Check that the external power supply is included and test the display, knob, inputs, and both headphone outputs; at this price, a clean, complete example is worth considering, but there is little room for missing accessories or cosmetic wear.
Independent perspective — not a price guarantee. Always verify condition, accessories and provenance before purchase.
Fiio, founded in 2007 in Guangzhou, China, emerged as a specialist in portable audio gear, initially crafting components like speakers for brands such as Meizu before launching its own lineup. The name blends "Fi" from hi-fi fidelity with "iO" symbolizing digital one's and zeros, evoking authentic sound and modern convenience, while its Chinese rendering "飞傲" conveys innovative vitality. From modest beginnings, the company expanded into a 15,000-square-meter industrial complex by 2022, solidifying its role as a prolific developer of music-centric electronics.
The brand excels across a broad spectrum of portable and desktop audio categories, with flagship strengths in high-resolution digital audio players (DAPs), USB DACs, portable headphone amplifiers, and in-ear monitors. Its portfolio also encompasses cables, desktop amps, and select speakers, prioritizing versatile, high-performance solutions for on-the-go and home listening without venturing into turntables or large-scale hi-fi systems.
Fiio occupies a commanding mid-tier position in the global audiophile market, renowned for delivering premium sound quality at accessible prices that punch above their weight. Praised by enthusiasts for reliability and value, it appeals to discerning buyers seeking refined portable setups over luxury excess, backed by worldwide distribution and a track record of user-acclaimed innovations.
See all Fiio listings on RADAR.
