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

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
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
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The device
From MOONDROP's spec sheet unless markedCompared with
Manufacturers' stated figures; the price is today's lowestMOONDROP 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 | FiiO JIEZI A | |
|---|---|---|
| Power at 32 Ω | Not stated | 34 mW3.5 mm |
| Power at 16 Ω | Not stated | 49 mW3.5 mm |
| Price today | $18.69HiFiGo, 11 Nov | $18.99The HiFi Cat, 10 Nov |
| Inputs | USB-C | USB-C |
| Outputs | 3.5 mm | 3.5 mm |
| Size | Not stated | About 11 × 9 × 100 mm |
| Weight | Not stated | About 6 g |
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 | JCALLY JM6 | |
|---|---|---|
| Power at 32 Ω | Not stated | 28.2 mW3.5 mm, socket not printed; the only headphone output |
| Price today | $18.69HiFiGo, 11 Nov | $19.15Linsoul, 7 Nov |
| DAC chip | Not stated | CX31993 |
| Inputs | USB-C | USB-C |
| Outputs | 3.5 mm | 3.5 mm |
| Size | Not stated | 110 ± 10 mm |
| Weight | Not stated | 5.5 g |
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 | JCALLY JM7L | |
|---|---|---|
| Price today | $18.69HiFiGo, 11 Nov | ~$17.99AliExpress, 7 Nov |
| DAC chip | Not stated | Conexant CX31993 |
| Inputs | USB-C | Lightning |
| Outputs | 3.5 mm | 3.5 mm |
More like this
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.