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FiiO WARMER R2R Desktop DAC with Tube Buffer
The FiiO WARMER R2R is a desktop digital-to-analog converter designed for listeners who want a richer, more organic sound from their digital sources. By combining a true R2R resistor ladder DAC with a dedicated vacuum tube buffer stage, WARMER delivers a smooth, musical presentation that bridges classic analog character with modern digital convenience. Finished with dual mechanical VU meters, it brings both sound and style to any desktop or hi-fi system.
Features
- True fully differential 24-bit R2R DAC architecture with precision thin-film resistors
- Tube buffer stage using four JJ Electronic E88CC vacuum tubes
- Warm, analog-style sound signature with natural harmonic richness
- NOS (Non-Oversampling) and OS (Oversampling) playback modes
- USB-C, optical, and coaxial digital inputs
- Balanced XLR and unbalanced RCA line outputs usable simultaneously
- Large LED-backlit mechanical VU meters for real-time level display
- Low-noise linear toroidal power supply for stable, clean performance
- Vintage-inspired chassis with ventilation for tube cooling
Specifications
General
- Product Type: Desktop R2R DAC with tube buffer
- Chassis: Metal enclosure with ventilation grilles
- Display: Dual mechanical VU meters with LED backlight
- Dimensions: 223.5 × 213 × 66.8 mm
- Weight: Approx. 2.87 kg
DAC & Processing
- DAC Architecture: Fully differential true 24-bit R2R resistor ladder
- Total Resistors: 192 precision thin-film resistors
- Playback Modes: NOS (Non-Oversampling), OS (Oversampling)
Tube Stage
- Vacuum Tubes: 4 × JJ Electronic E88CC
- Tube Power Supply: Dedicated ±28V rail
Digital Inputs
- USB-C (UAC1.0 / UAC2.0)
- Optical (TOSLINK)
- Coaxial (RCA)
Supported Audio Formats
- USB: PCM up to 384kHz / 32-bit, DSD256
- Coaxial: PCM up to 192kHz / 24-bit
- Optical: PCM up to 96kHz / 24-bit
Analog Outputs
- XLR balanced line out
- RCA single-ended line out
Performance (OS Mode)
- THD+N: ~0.05% @ 1kHz
- SNR: ≥112 dB (RCA), ≥114 dB (XLR)
- Frequency Response: 20Hz–20kHz (±0.6dB)
Power
- Power Supply: Low-noise linear toroidal transformer
- Rated Power Consumption: 46W
Product Details
- FiiO WARMERR2R
-
Brand New : Factory Sealed
- EFLC : 15378
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Warranty
One Year Warranty
- Parts and Labour Warranty
- Canada-wide Coverage
- FiiO Authorized
Returns
Easy Returns
- 14-day return window on eligible items
- Full refund issued in accordance with our return policy
About FiiO
FiiO focuses on personal audio built for everyday listening, with a lineup that can include headphones, earbuds, portable DACs, and digital audio gear designed for clean sound and easy use. Whether you're listening at home, at work, or on the go, these products are made for practical comfort, reliable connectivity, and solid performance. We've been carrying FiiO since 2014.
Explore our current FiiO selection and best sellers. We offer both new and open-box items, and everything is clearly marked. Popular categories include Portable DACs & Headphone Amps, Headphone Cables, Full Size Headphones.
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