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£185 is a fair price, sitting close to the £177 median for recent used examples—not a bargain, but certainly not excessive.
The K13 R2R is a strong all-in-one desktop DAC/headphone amp: its fully differential R2R conversion, selectable OS/NOS modes, powerful balanced output, Bluetooth, and XLR/RCA preamp outputs make it unusually versatile. Missing accessories are the only real reservation at this price. Check that the power cable and remote are present, then confirm USB, optical/coaxial inputs, both headphone outputs, display, controls, and Bluetooth work properly. If only the USB cable or headphone adaptor is absent, £185 remains reasonable; missing the remote or power lead should justify negotiating lower.
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.
