EH3

Standard parameters
Dimensions: 238 x 188 x 59 mm
Weight: 2.8kg
Screen: 1.6-inch IPS full-view screen
Audio format:
DSD, DXD, APE, FLAC, WAV, AIFF/AIF, DTS, MP3, WMA, AAC, OGG, ALAC.MP2, M4A, AC3, OPUS, TAK, etc., supports CUE.

Supported specifications: 768kHz/32bit, DSD512
Gain compensation: High, Medium, Low

DAC converter chip: ES9039PRO
Bluetooth version: 5.0
Bluetooth receiver support: LDAC/aptXHD/aptX/AAC/SBC

interface:
Front panel : Headphone jack 3.5mm/6.35mm single-ended + 4.4mm/XLR balanced; Rear panel: Digital inputs USB/Optical/Coaxial/PS/Bluetooth/USB flash drive; Digital outputs USB.
[Analog Output] XLR+RCA
[Analog Input] RCA

Technical parameters
3.5mm single-ended headphone output

Output power:
Low gain: 2.0V@32Q (126mW@32Q) (THD+N<0.0034%)

Medium gain: 4.1V@32Q (537mW@32Q) (THD+N<0.0009%)
High gain: 7.78V@32Q (1890mW@32Q) (THD+N<0.002%)

High gain: 7.8V@300Q (205mW@3002) (THD+N<0.002%)

Frequency response: 20Hz-40kHz (-0.5dB)

THD+N: 0.0005%@32Q (A-Weight@ 2V High Gain)

Dynamic range: 123dB@32Ω (A-Weight High Gain)

Channel separation: 73dB; Signal-to-noise ratio: 123dB @32Q (A-Weight, high gain)

Noise: 113dB @32Q (A-Weight, Low Gain)

Output impedance: 1Ω

4.4mm balanced headphone output:
Output power:
Low gain: 4.0V@32Q (500mW@32Q) (THD+N<0.0023%)

Medium gain: 8.2V@32Q (2100mW@320) (THD+N<0.0009%)

High gain: 13V@32Q (5300mW@32Q) (THD+N<0.002%)

High gain: 14.5V@300Q (750mW@300Q) (THD+N<0.003%)

Frequency response: 20Hz-40kHz (-0.5dB)

THD+N: 0.0006%@32Q (A-Weight@ 4V High Gain)

Dynamic range: 125dB@32Ω (A-Weight High Gain)

Channel separation: 110dB

Signal-to-noise ratio: 124dB@32Q (A-Weight, high gain)

Noise: 110dB @32Ω (A-Weight, Low Gain)

Output impedance: 2Ω

Preamplifier RCA output:
Output level: 2.15V
Frequency response: 20Hz-40kHz (-0.5dB)

THD+N: 0.0005% (A-Weight 0.5V)

Signal-to-noise ratio: 118dB (A-Weight)

Noise: 111dB

Preamplifier XLR output:
Output level: 4.3V
Frequency response: 20Hz-40kHz (-0.5dB)

THD+N: 0.0004% (A-Weight 1V)

Signal-to-noise ratio: 120dB (A-Weight)

Noise: 108dB