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FiiO K11 R2R
A compact desktop DAC and headphone amp built around FiiO's own fully differential R2R architecture.
Key Facts
DAC architecture
Fully differential true 24-bit R2R resistor arrays
Playback modes
NOS and OS dual modes
Decoding
PCM 384kHz/24-bit and DSD256
Output power
1300mW + 1300mW
Volume control
NJW1195A electronic volume control
Extra design detail
Custom LCD screen and RGB logo lighting
What It Is
A compact desktop audio unit for listeners who want a different sonic approach from the usual DAC/amp stack. It combines a headphone amplifier, digital decoding, and a self-developed R2R DAC structure in one small desktop chassis.
Why It Matters
It shows a Chinese HiFi brand moving from integration and packaging strength into deeper architecture choices. Instead of only buying the next DAC chip, FiiO is defining a product around its own decoding design and playback modes.
Best For
Desktop headphone listeners who want a compact all-in-one DAC/amp and are specifically curious about R2R-style playback without moving into far more expensive specialist gear.
Not For
Not the right fit for buyers who want portable use, speaker amplification, or a purely measurement-led delta-sigma feature set with no interest in NOS/OS playback differences.
Buying Notes
Keep K11 R2R separate from the standard K11. They are related products but not the same DAC architecture.
Balanced-output headphones or cables are needed to make full use of the headline power figure.
Treat the listed price as a working reference. Availability and regional retail pricing vary across distributors.
Selection Signals
Visual Detail
Compact desktop chassis, front display, balanced headphone output, R2R-focused desktop audio design
Brand Context
Chinese brand with product, design, and market identity distinct from contract manufacturing.
Brand Identity
FiiO's official company page identifies Guangzhou FIIO Electronics Technology Co., Ltd. and states the brand was established in 2007.
Brand Profile
Open the public brand page for FiiO.
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