SiYear ehthrew-140 3.5mm Female TRS to 3-Pin XLR Male Cable

SiYear ehthrew-140 is a short adapter cable with a 3.5mm female stereo TRS connection and a 3-pin male XLR plug. The listing describes it as unbalanced and says it combines left and right stereo signals into one mono XLR output, so it is intended for compatible playback connections rather than recording.

At a glance

3.5mm female TRS input to 3-pin male XLR output.
Listing says stereo left and right signals are combined into a single mono, unbalanced XLR signal.
The listing states that the cable cannot be used for recording.
Described for connecting a compatible 3.5mm audio source to an XLR-equipped speaker for playback.

Price

$4.99Save 50%

Reference price: ~~$9.99~~

Price checked: Nov 12, 2026

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Pros and cons

Pros

The female 3.5mm jack accepts a source cable or plug, while the male XLR end connects to a compatible XLR input.
Its stated stereo-to-mono conversion suits playback setups that need one XLR feed rather than separate left and right outputs.
Short 1.5-foot length can help keep a nearby source-to-speaker connection compact.

Cons

The unbalanced mono output is not a substitute for a balanced microphone cable or a dual-channel stereo connection.
The listing explicitly rules out recording use.

Technical specifications

13 specifications

Identity
Brand	SiYear
Model	ehthrew-140

Connections and cable
Connector types	Auxiliary, XLR
Connector gender	Male-to-Female
XLR pin count	3
Cable type	XLR
Length	1.5 feet
Gauge	24
Shape	Round
Shielding feature	Braided

Listed compatibility and use
Compatible devices	DVD Player, PC, Speaker
Compatible phone models	Compatible with smartphones, specific models not listed
Indoor/outdoor use	Indoor, Outdoor

What to know before buying

Listing details to confirm

The listing describes a 0.5-meter (50cm) cable, while a separate length field gives 1.5 feet. It also describes the connection both as stereo-to-mono and as suitable for a stereo speaker, so confirm the intended signal path and device input before buying. The listed model's phone compatibility is not tied to specific phone models.

Who is it for?

A good fit for

Connecting a phone, computer, or other 3.5mm audio source to a compatible powered speaker with an XLR input for playback.
Buyers who need a short, unbalanced adapter that combines stereo source signals into one mono XLR feed.

Less suited to

Recording or microphone capture, which the listing says this cable cannot support.
Setups requiring balanced audio, separate stereo channels, or an XLR female output.

SiYear ehthrew-140 3.5mm Female TRS to 3-Pin XLR Male Cable · photo 2 — Additional product photo 2

Customer reviews on Amazon

4.3 / 5 · 31 ratings

5 stars67%67%
4 stars12%12%
3 stars12%12%
2 stars3%3%
1 star6%6%

Only aggregate ratings are supplied, not written customer feedback. The rating distribution leans positive, but includes lower-star ratings as well. Treat this as limited satisfaction context rather than evidence about sound quality, durability, or compatibility. Check that the unbalanced stereo-to-mono signal and connector direction fit your setup.

Frequently asked questions

Which connectors does this cable have?

It has a 3.5mm female TRS jack and a 3-pin male XLR plug, according to the listing.

Does it carry stereo audio to the XLR end?

The listing says it combines the left and right stereo signals into one mono, unbalanced XLR signal. It does not provide two separate stereo channels.

Can I use it for recording?

The listing explicitly says it cannot be used for recording. It describes playback connections from a 3.5mm source to a compatible XLR speaker.

How long is the cable?

The description states 0.5 meters (50cm), while the item-length field says 1.5 feet. Confirm which stated measurement applies to the selected listing.