USB DACs, desktop DACs, USB-to-S/PDIF interfaces and digital players, compared by chip, formats, inputs and outputs.
Ampapa Q1 Desktop DAC (ESS9039/AK4493) — read reviewThe $269.99 Ampapa Q1 switches between ESS9039Q2M and AK4493 DAC chips; independent reviews and chip datasheets show what that switch really gets you.
Douk Audio C100 PRO Digital Audio Player — read reviewA mini hi-res player and streamer built around an ESS9038 DAC with 0.0005% distortion and 119dB SNR. Bluetooth 5.0, optical and memory-card inputs feed RCA and balanced XLR outputs, with a retro VU meter up front.
Douk Audio Q100 Fully Balanced Desktop DAC — read reviewDouk's $499.99 Q100 pairs AKM's flagship AK4499EX/AK4191 DAC chips with balanced XLR output; here is what the datasheets and specs actually show.
Douk Audio DAC-Q11 USB DAC — read reviewA desktop USB DAC with two switchable DAC chips - ESS9038Q2M and AK4493 - so you can flip between robust dynamics and refined tone on the fly. PCM 32-bit/384kHz and DSD256 over USB, with dual OLED screens.
Douk Audio U2-PRO-FC XU316 DDC Reclocker — read reviewA USB DDC/reclocker that converts USB audio to optical, coaxial and I2S for DACs and receivers without USB, built on the XMOS XU316 with Crystek femtosecond clocking. Listed as a pre-sale item.
Douk Audio U2 PRO XU316 DDC Reclocker — read reviewA palm-sized USB DDC outputting optical, coaxial and I2S simultaneously, with the XMOS XU316 chip handling PCM up to 32-bit/768kHz and DSD512 and a switchable UAC mode for consoles.
Douk Audio U2 XU316 USB to SPDIF Interface — read reviewA pocket-sized USB-to-S/PDIF converter that turns USB audio from a PC, phone or Raspberry Pi into simultaneous optical and coaxial outputs, using the XMOS XU316 chip up to 24-bit/192kHz and DSD64.
Douk Audio K5 USB DAC and Headphone Amp — read reviewA five-in-one desktop unit - USB DAC, headphone amp, preamp, SPDIF DAC and USB-to-optical converter - built on an ESS9038Q2M with PCM 384kHz/32-bit and DSD256 support. Dual headphone jacks deliver 560mW at 32 ohms with high and low gain modes.
Nobsound Q3 Mini USB DAC Headphone Amp — read reviewA $52.99 desktop DAC with plug-and-play USB, optical and coaxial inputs feeding RCA and 3.5mm headphone outputs, built on SA9023, CS8412 and 97220 chips with NE5532 tone shaping.
Nobsound Q4 Bluetooth USB DAC (192kHz) — read reviewA compact desktop DAC with Bluetooth 5.0, PC-USB, U-disk, optical and coaxial inputs feeding RCA and headphone outputs, with treble and bass knobs and a mirror-finish metal case.