FiiO Warmer Pure 24-bit R2R DAC with Tube Buffer

- Three digital inputs: USB, Optical, and Coaxial

- Fully differential complementary 24-bit R2R resistor array DAC

- Genuine imported JJ ELECTRONIC E88CC vacuum tubes × 4

- Optimized reference-class tube buffer core circuit design

- Dual-channel LED-backlit analog VU meters

- 46W low-noise low-frequency linear power supply

- Dual analog outputs: RCA and XLR OUT

- Free switching between NOS (Non-OverSampling) and OS (OverSampling) modes

- Compatible with UAC 1.0/2.0 standards

Specs
Color: Black or silver
Dimensions: 8.8 x 8.4 x 2.6in (223.5 x 213 x 66.8mm, incl. feet)
Weight: 6.3lbs (2.87kg)
Display: Mechanical pointer VU meters
DAC: Fully-differential true 24-bit R2R resistor array
Tube stage: JJ Electronic E88CC x4
Power supply: 46W toroidal audio linear transformer
USB decoding: PCM 384kHz/32bit, DSD256
Coaxial decoding: PCM 192kHz/24bit
Optical decoding: PCM 96kHz/24bit
RCA output: ≥1.8Vrms L+R (1kHz @ 10kΩ)
XLR output: ≥3.8Vrms L+R (1kHz @ 10kΩ)
Frequency response: 20Hz–45kHz, attenuation <2.4dB
SNR: ≥114dB (A-weighted)
Noise floor: ≤7uV (A-weighted)
THD+N: ≤0.053% (1kHz / -7dB @ 10kΩ)

What's included
WARMER R2R
AC power cable
USB cable
Spare fuse tube
Quick start guide
Warranty card