soundblooms
Deals

USB-C DONGLE

MOONDROP ECHO-A

Works with Contour

A USB-C dongle with a 3.5 mm output, a built-in mic and an 8-band EQ in Contour.

MOONDROP ECHO-A on a plain white background
POWER AT 32 ΩNot statedNo data from the manufacturer
OUTPUT IMPEDANCE2.448ΩMEASURED3.5 mm, ±0.04 Ω, 20 OctNo data from the manufacturer
SNR100dBA-weighted
PRICE$18.69Lowest price at HiFiGo and Linsoul
OUTPUTS3.5 mm
DAC CHIPNot stated
PARAMETRIC EQ8 bandsMEASUREDpeak, low shelf, low and high pass, high shelf (made from a low shelf and the preamp); not stated by MOONDROP

Numbers are the manufacturer's stated figures unless marked as measured; sources linked below. Figures marked Measured are my own, taken on the Soundblooms rig; the method is under My measurements.

Outputs and power

3.5 mm
-
Output impedance 2.448 ΩMEASURED
±0.04 Ω, 20 Oct
No data from the manufacturer
SNR100 dB
Dynamic range102 dB
THD+N0.01%

Not stated: gain, supply voltage, crosstalk.

The specification lists SNR 100 dB (A-weighted). The manufacturer's APX555 chart on the same page shows 98.411 dB for Ch1 and 100.414 dB for Ch2. These are separate manufacturer claims.

Where to buy

Some shop links are affiliate links: if you buy through one, I may earn a commission. Your price and the order stay the same.

Price historyCompare prices on Soundblooms Deals

The device

From MOONDROP's spec sheet unless marked
InputUSB-C
FormatsPCM up to 32-bit / 384 kHz
MicSupport for OMTP Standard Online-Controlled Microphone
Parametric EQ8 bands: peak, low shelf, high shelf (made from a low shelf and the preamp), low pass and high pass, ±10 dB, Q 0.1 to 10Works with Contour8 bands over USB with devicePEQ (open source); MOONDROP does not state it.github.com

Compared with

Manufacturers' stated figures; the price is today's lowest

MOONDROP ECHO-A vs FiiO JIEZI A

FiiO JIEZI A is among the dongles in the catalog closest to MOONDROP ECHO-A in price: the lowest prices are $18.69 and $18.99, $0.30 apart.

MOONDROP ECHO-A vs FiiO JIEZI A: the manufacturers' stated figures and today's lowest price, side by side
MOONDROP ECHO-AFiiO JIEZI A
Power at 32 ΩNot stated34 mW3.5 mm
Power at 16 ΩNot stated49 mW3.5 mm
Price today$18.69HiFiGo, 11 Nov$18.99The HiFi Cat, 10 Nov
InputsUSB-CUSB-C
Outputs3.5 mm3.5 mm
SizeNot statedAbout 11 × 9 × 100 mm
WeightNot statedAbout 6 g

MOONDROP ECHO-A price history · FiiO JIEZI A price history

MOONDROP ECHO-A vs JCALLY JM6

JCALLY JM6 is among the dongles in the catalog closest to MOONDROP ECHO-A in price: the lowest prices are $18.69 and $19.15, $0.46 apart.

MOONDROP ECHO-A vs JCALLY JM6: the manufacturers' stated figures and today's lowest price, side by side
MOONDROP ECHO-AJCALLY JM6
Power at 32 ΩNot stated28.2 mW3.5 mm, socket not printed; the only headphone output
Price today$18.69HiFiGo, 11 Nov$19.15Linsoul, 7 Nov
DAC chipNot statedCX31993
InputsUSB-CUSB-C
Outputs3.5 mm3.5 mm
SizeNot stated110 ± 10 mm
WeightNot stated5.5 g

MOONDROP ECHO-A price history

MOONDROP ECHO-A vs JCALLY JM7L

JCALLY JM7L is among the dongles in the catalog closest to MOONDROP ECHO-A in price: the lowest prices are $18.69 and ~$17.99.

MOONDROP ECHO-A vs JCALLY JM7L: the manufacturers' stated figures and today's lowest price, side by side
MOONDROP ECHO-AJCALLY JM7L
Price today$18.69HiFiGo, 11 Nov~$17.99AliExpress, 7 Nov
DAC chipNot statedConexant CX31993
InputsUSB-CLightning
Outputs3.5 mm3.5 mm

MOONDROP ECHO-A price history

More like this

More portable DAC amps

PEQ on Android: Contour EQ supports this dongle

Contour EQ is a free, open-source Android app that reads and writes the PEQ stored inside the Moondrop Echo-A.

Moondrop Echo-A EQ app for Android

Sources

Checked 21 Oct 2026
moondroplab.com · the spec sheet
Used for noise and distortion, formats, input, outputs, microphone and the package
website-files.com · the spec image
Used for formats and the DAC chip
website-files.com · the spec image
Used for usb audio class
website-files.com · the spec image
website-files.com · the spec image
Used for microphone

My measurements

Measured 20 Oct 2026, 21 Oct 2026
2.448ΩOutput impedance, 3.5 mm, ±0.04 Ω
Volume at maximum
How: a 1 kHz tone at -3 dBFS on the left channel, the voltage with and without a 33.2 Ω load, plug taken out and put back in 3 times. The figure is the median, the ± covers all 3. Checked again at -9 dBFS: 2.448 Ω.
8bandsParametric EQ
Filters: peak; shelves not tested yet
Read from the device over USB, 21 Oct 2026