HIFI DAC decoder D20 with best ESS9038Pro and XU208

HiFi DAC Decoder – D20

Perfect for providing a higher quality audio signal to speakers or headphones, the D20 is a high quality pure DAC with ESS9038 Pro and headphone amplifier for your computer, Smartphone, TV, and more.

HIFI level music enjoyment

Hi-Res audio perfect sound quality with XMOS and ESS9038Pro.

ESS9038Pro Chipset

Fully imported capacitor, audiophile Audio output.

Better support for DSD native.

USB uses XMOS USB AUDIO special chip XU208.

DSD512 PCM768 Decoding

Powerful in High-performance native audio decoding.

HIFI DAC Dceoder – The Audio feast

Based on the ESS9038PRO decoder chip, the D20 has an R power supply offers superior power efficiency and much lower exterior magnetic fields over traditional laminated steel core transformers.

Selling Point

Perfect for providing a higher quality audio signal to speakers or headphones.
D20 is a high quality pure DAC and headphone amplifier for your computer, Smartphone, TV, and more.
D20 connects to your device’s USB port/Optical output/Coaxial output/AES output/I2S-E without special software to download, making the D20 quick and easy to set up.
Based on the ESS9038PRO decoder chip, the D20 has an R power supply offers superior power efficiency and much lower exterior magnetic fields over traditional laminated steel core transformers.
The analog part is specially designed for 9038-type A-class discrete circuits and can perfectly play back audio.
Making both low-frequency flu and texture both medium-frequency honest and accurate, high-frequency transparent, elegant, and has a deep sound field and excellent analytical, more valuable is also has a very good musicality.

Hardware

Decodes with an ESS flagship chip, the ES9038PRO, completely independently powered and grounded independently for optimum performance.
Use high-quality audio R power transformer respectively for digital and analog power supply, completely independent power supply without in interference with each other.
Native all-balanced architecture without any conversion, to maintian the complete four-type output.
Analog LPF circuit uses independent development of discrete lines; carefully adjust the parameters of each level, in order to achieve the best working condition.
Support 0dB ~ -99dB a total of 99 digital volume, with the supplied high-quality remote control, easy to adjust the volume.
Full interface support for DSD hardware solutions:
IIS support DSD64, DSD128, DSD256, DSD512 ,PCM768 hardware solution;
SPDIF, Optical, AES / EBU support DSD64,PCM192 hardware solution (DOP mode);
USB support DSD64, DSD128, DSD256 DSD512(only for Native) hardware solution
USB uses XMOS USB AUDIO special chip XU208, supports PCM768,DSD512(only for Native)

I2S-E Audio Input

Input Format	Dual channel PCM, Dual channel DSD (DoP v1.1or Native)
PCM Sampling Frequencies	44.1 kHz, 48 kHz, 88.2 kHz, 96 kHz, 176.4 kHz, 192 kHz, 352.8 kHz, 384 kHz, 705.6 kHz, 768 kHz
PCM Word Length	16-bit，24-bit，32-bit
DSD Sampling Frequencies	2.8224 MHz (DSD64), 5.6448 MHz (DSD128), 11.2896 MHz (DSD256), 22.5792 MHz (DSD512,Only for Native)
I2S-E Interface Definition	1 I2S_DATA/DSD_DATA1 2 GND 3 I2S_LRCK/DSD_DATA2 4 GND 5 I2S_BLCK/DSD_CLK 6 GND 7 DSDOE(=1 DSD Mode 0=PCM Mode) 8 GND

Input & Output

Input Format	Dual channel PCM, Dual channel DSD (DoP v1.1)
PCM Sampling Frequencies	44.1 kHz, 48 kHz, 88.2 kHz, 96 kHz, 176.4 kHz, 192 kHz
PCM Word Length	16-bit，24-bit
DSD Sampling Frequencies	2.8224 MHz (DSD64)
USB Autio Input(B Type Interface)
Input Format	Dual channel PCM, Dual channel DSD (DoP v1.1or Native)
PCM Sampling Frequencies	44.1 kHz, 48 kHz, 88.2 kHz, 96 kHz, 176.4 kHz, 192 kHz, 352.8 kHz, 384 kHz, 705.6 kHz, 768 kHz
PCM Word Length	16-bit，24-bit，32-bit
DSD Sampling Frequencies	2.8224 MHz (DSD64), 5.6448 MHz (DSD128), 11.2896 MHz (DSD256), 22.5792 MHz (DSD512, only for Native )
Spec	USB 2.0, USB Audio 2.0
6.35mm Headphone
Recommended headphone impedance		8Ω-64Ω
6.35mm headphone jack ouput pin information		Tip : L, Ring : R, Sleeve: GND

Decoding Performance

Performance Index	XLR Balanced output	RCA Stereo Output
Output size	4±0.4 Vrms	2±0.2 Vrms
Frequency Response	20 Hz – 160 kHz (+0/-2.4 dB) 20 Hz – 20 kHz (+0/-0.04 dB)	20 Hz – 160 kHz (+0/-2.4 dB) 20 Hz – 20 kHz (+0/-0.04 dB)
Total harmonic distortion at 1 kHz (20 Hz- 20 kHz)	< -115 dB	< -115 dB
Channel Separation	> 120 dB	> 120 dB
Signal-to noise radio (20 Hz- 20 kHz)	> 120 dB	> 120 dB
Dynamic Rang (1 kHz -60 dB FS, 20 Hz- 20 kHz)	> 120 dB	> 120 dB
Testing Standard	USB DAC measured in pass through mode or 0 dB

Case

Material & Craft	Aluminum case
Color	Black/Silver
Unit Dimension	*43027580MM*
Unit Weight	5kg

Power	110-120 V ~ / 220-240 V ~ 50/60 Hz
power consumption	35 W (Working)， 0.5 W (Standby)
Ambient temperature	5°C – 35°C
Ambient humidity	15% – 75%

Accessories

Power cable	×2pcs (1 pcs AC100~240V EU & 1 pcs AC100~240V US cable)
USB cable	×1pcs (A port to B port USB cable)
Warranty Card	×1pcs
Quick Install Guide	×1pcs

Others

Filtering mode
MP-SLOW	Minimum phase slow roll-off
MP-FAST	Minimum phase fast roll-off
LP-SLOW	Linear phase slow roll-off
LP-FAST	Linear phase fast roll-off
BRICKWALL	Brick-wall filter, fast roll-off, especially clean filter
HYBRID	Hybrid filter, Combined with the features of Minimum phase and Linear phase, under certain circumstances, it can play both advantages at the same time
APODIZING	Apodizaing filter, it can mask the digital distortion generated in the process of content acquisition and production, which is called “Preringing”, This digital distortion can cause some unnatural sharp or harsh sounds.
THD-compression
THD-compression	Recommendation open it
Volume mode
Fixed	Fixed volume mode
Variable	Used build-in digital pre-amp to adjust volume