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FIIO Warmer R2R Desktop Tube Buffer & R2R DAC/Amp BLACK
FIIO Warmer R2R Desktop Tube Buffer & R2R DAC/Amp BLACK
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FIIO Warmer R2R Desktop Tube Buffer & R2R DAC/Amp BLACK
Brand New · Factory Sealed · FiiO Authorized Dealer
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Trusted by 150,000+ Canadian customers since 2001
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Key Features & Connectivity
  • Desktop / Personal Listening
  • Compact Design / Compact Size
  • Low Noise
  • Coaxial Digital
  • RCA Analog
  • USB-C / USB Type-C
  • XLR
  • TOSLINK Optical

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

Warranty

One Year Warranty

  • Parts and Labour Warranty
  • Canada-wide Coverage
  • FiiO Authorized
View the detailed warranty policy

Returns

Easy Returns

  • 30-day return window on eligible items
  • Full refund issued in accordance with our return policy
View our full return policy

About FiiO

Portable Audio Players • In-Ear Headphones • Portable DACs & Headphone Amps • Full Size Headphones

FiiO is a popular audio brand known for high-performance portable music players, DACs, headphone amplifiers, and personal audio accessories designed for music enthusiasts who want premium sound at an accessible price. Originally founded in China, FiiO has built a strong reputation for combining modern technology, powerful features, and audiophile-grade performance across both portable and desktop audio products.

Electronics For Less Canada has proudly carried FiiO products for many years. We offer a wide selection of new and open-box FiiO products, all clearly marked and carefully inspected, helping customers enjoy advanced personal audio solutions while shopping confidently for outstanding value and performance.

What Our Customers are Saying
Trusted by over 150,000 Canadian customers since 2001
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“Fast shipping, great product. No complaints.”
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20 weeks ago
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