USB-C CABLE DONGLE · CONEXANT CX31993
JCALLY AP6
A USB-C cable dongle with a Conexant CX31993 DAC chip, a 3.5 mm and a 4.4 mm balanced output and a built-in mic. Weight 13.5 g.

Numbers are the manufacturer's stated figures unless marked as measured; sources linked below.
Outputs and power
Not stated: gain, supply voltage.
The AP analyzer charts in product details, images 6-10, show higher readings than the parameter table: SNR 120.768/120.371 dB (3.5 mm) and 118.524/119.593 dB (4.4 mm) vs table ≈118/≈116 dB; dynamic range 101.723/100.234 dB and 100.676/100.918 dB vs table ≈96/≈98 dB; noise 2.375/2.410µVrms and 4.527/4.173µVrms vs ≈2.5/≈5.0 µV; crosstalk −74.051/-74.638 dB and −116.214/-115.439 dB vs ≈-72/≈-114 dB. The catalog uses the parameter table.
Is it enough for your headphones?
JCALLY rates the AP6 at ≈540 mW into 16 Ω from the 4.4 mm balanced output. Below is how much of that is left to spare for each kind of headphones when you listen loud, with peaks at 110 dB. A figure marked est. is worked out from that rating.
Where to buy
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The device
From JCALLY's spec images unless markedProduct details, image 3, text says each channel carries a CX31993 DAC chip (original: 采用左右声道全独立电路,每声道搭载专业级 CX31993 DAC 解码芯片), but its own block diagram, the parameter table (main chip CONEXANT CX31993; original: 主芯片 CONEXANT CX31993) and product details, image 5 (DAC chip CX31993, op-amp chip SGM8262×2; original: DAC芯片 CX31993, 运放芯片SGM8262×2) show one CX31993. The catalog follows the parameter table.
How it stacks up against the competition
Power at 32 Ω · price in US dollars- Nearby
- Same DAC chip
- Most IEMs, 3.2 mW
Devices with the same DAC chip
CX31993 · 13 devices use itCompared with
Manufacturers' stated figures; the price is today's lowestJCALLY AP6 vs Hidizs S3 PRO
Hidizs S3 PRO is among the dongles in the catalog closest to JCALLY AP6 in price: at 32 Ω JCALLY AP6 is listed at ≈440 mW and Hidizs S3 PRO at 55 mW; the lowest prices are $39.99 and $39.99.
| JCALLY AP6 | Hidizs S3 PRO | |
|---|---|---|
| Power at 32 Ω | ≈440 mW4.4 mm balanced | 55 mW3.5 mm, printed LR 55mW |
| Power at 16 Ω | ≈540 mW4.4 mm balanced | Not stated |
| Power at 300 Ω | ≈51 mW4.4 mm balanced | Not stated |
| Price today | $39.99Hangout Audio, 7 Nov | $39.99Hidizs store, 16 Oct |
| DAC chip | Conexant CX31993 | ES9281C PRO |
| Inputs | USB-C | USB-C |
| Outputs | 3.5 mm · 4.4 mm balanced | 3.5 mm |
| Size | 38.7 × 19.9 × 12.8 mm | 20 × 10 × 90 mm |
| Weight | 13.5 g | About 6 g |
JCALLY AP6 vs Snowsky Melody
Snowsky Melody is among the dongles in the catalog closest to JCALLY AP6 in price: at 32 Ω JCALLY AP6 is listed at ≈440 mW and Snowsky Melody at >250 mW; the lowest prices are $39.99 and $39.99.
| JCALLY AP6 | Snowsky Melody | |
|---|---|---|
| Power at 32 Ω | ≈440 mW4.4 mm balanced | >250 mW4.4 mm balanced |
| Power at 16 Ω | ≈540 mW4.4 mm balanced | Not stated |
| Power at 300 Ω | ≈51 mW4.4 mm balanced | Not stated |
| Price today | $39.99Hangout Audio, 7 Nov | $39.99Amazon US, 16 Oct |
| DAC chip | Conexant CX31993 | CS43131 × 2 |
| Inputs | USB-C | USB-C |
| Outputs | 3.5 mm · 4.4 mm balanced | 3.5 mm · 4.4 mm balanced |
| Size | 38.7 × 19.9 × 12.8 mm | About 42 × 22.5 × 11.5 mm |
| Weight | 13.5 g | About 10 g |
JCALLY AP6 vs TANCHJIM SPACE LITE
TANCHJIM SPACE LITE is among the dongles in the catalog closest to JCALLY AP6 in price: at 32 Ω JCALLY AP6 is listed at ≈440 mW and TANCHJIM SPACE LITE at 98 mW; the lowest prices are $39.99 and $39.99.
| JCALLY AP6 | TANCHJIM SPACE LITE | |
|---|---|---|
| Power at 32 Ω | ≈440 mW4.4 mm balanced | 98 mW3.5 mm, socket not printed; the only headphone output |
| Power at 16 Ω | ≈540 mW4.4 mm balanced | 105 mW3.5 mm, socket not printed; the only headphone output |
| Power at 300 Ω | ≈51 mW4.4 mm balanced | Not stated |
| Price today | $39.99Hangout Audio, 7 Nov | $39.99eBay, 16 Oct |
| DAC chip | Conexant CX31993 | CS43131 |
| Inputs | USB-C | USB-C |
| Outputs | 3.5 mm · 4.4 mm balanced | 3.5 mm |
| Size | 38.7 × 19.9 × 12.8 mm | 37.5 × 13.7 × 10 mm |
| Weight | 13.5 g | 10.9 g |