We compare products from their published specs and features; the verdicts below are our independent editorial opinions.
Updated: 2026-09-23 · 7 min read · Independent comparison
If you want to turn a modern USB-C phone or tablet into something that accepts a standard 3.5mm headphone plug, choose YGKSAA 4pcs; if you need to add reach to a headphone cable you already own, choose Elecan Headphone Extension Cable. These two accessories solve opposite problems. One converts a port that doesn't exist; the other stretches a cable that's too short. Picking the wrong one means the fix simply won't work, so it's worth understanding exactly which job you actually have.
• YGKSAA 4pcs biggest strength: A built-in high-resolution DAC chip converts USB-C audio to a 3.5mm analog signal, so newer USB-C phones and tablets can drive ordinary wired headphones — and you get four adapters in one pack.
• YGKSAA 4pcs biggest trade-off: It only works on USB-C devices with no 3.5mm jack in the first place, won't drive high-power speakers, and needs a TRRS (4-pole) plug if you want the mic to function.
• Elecan Headphone Extension Cable biggest strength: A 12-foot male-to-female 3.5mm cable with a pure copper core, gold-plated connectors and a slim 3.5mm-diameter braided jacket that threads through tight gaps and narrow holes.
• Elecan Headphone Extension Cable biggest trade-off: It's a pass-through extension, not a converter — it can't create a headphone jack on a phone that lacks one, and it may not carry microphone audio from TRRS headsets.
• Pick YGKSAA 4pcs if you own a USB-C device with no headphone jack and want to keep using wired 3.5mm headphones.
• Pick Elecan Headphone Extension Cable if you already have a working 3.5mm jack and just need more slack between you and your screen, stereo or car system.
The YGKSAA 4pcs is a converter, plain and simple. It plugs into a USB-C port and gives you a 3.5mm female jack on the other end, so a pair of wired headphones that no longer has a home on your phone suddenly works again. There's no software and no drivers — you plug it in and it's ready. The adapter itself is compact, and the listing puts each one at roughly 4.6 inches long, with a grey aluminium-alloy body that's meant to resist the looseness cheaper plastic adapters develop over time.
What earns it a place in my bag is the audio path. Inside is a built-in DAC high-resolution chip, which is the part that actually turns the digital USB-C signal into something your headphones can play. YGKSAA also describes shielding against current interference to cut down on music noise, and that's the kind of detail that matters most on a phone call or a quiet track where hiss is obvious. You also keep headset controls: the function keys on your wired headphones can handle calls, volume and pause, as long as you're using the right plug type.
That last point is the catch worth reading twice. The listing is explicit that devices with recording functions — microphones, sound cards — need a TRRS 4-pole plug, while a TRS 3-pole plug only handles playback. High-power speakers aren't supported, and phones that already have a 3.5mm jack aren't supported either, which makes sense because they don't need converting. Buy the four-pack if you want one in your bag, one at the desk, one in the car and a spare, and note the 12-month warranty plus email support within 24 hours. Skip it if your device still has its own headphone jack, or if you're trying to power a big speaker rather than headphones.
The Elecan Headphone Extension Cable is a different animal. It's a 12-foot male-to-female 3.5mm AUX cord — you plug the male end into your device or stereo and your headphones into the female end, and you've just bought yourself twelve feet of freedom. That's the whole pitch: stop being tethered to a desk, a TV cabinet or a car head unit. The build is aimed at people who plug and unplug constantly, with a pure copper wire core, 24K gold-plated connectors to resist corrosion, and a nylon braided exterior that's meant to stay tangle-resistant.
Two design details stand out to me. First, the cable's outer diameter is only 3.5mm — thinner than most aux cables — which makes it more flexible and lets it slip through narrow holes, like the gap behind a desk or a cable channel. Second, the connector uses a stepped design, so it won't jam against a thicker phone case. Elecan also rates the connectors for 15,000+ plug-in and plug-out cycles and the cable for 10,000+ bending cycles, and claims the craftsmanship keeps buzzing and noise out during long, heavy use. Those are the numbers that separate a cable you replace twice a year from one you forget about.
The honest limitation is that it's an extender, not a converter. It needs a real 3.5mm jack on both ends of the chain. It also carries a warm reminder: if you're using TRRS 4-core headphones, the cable may not pass microphone audio through, so it's best treated as a stereo playback extension. Compatibility is broad — anything with a 3.5mm AUX port, from phones and MP3 players to laptops, portable speakers, home theater and car audio. And Elecan backs it with a two-year refund-or-replacement warranty. Buy it if your jack already works and the cable is just too short. Skip it if your phone has no 3.5mm port at all — no amount of extending fixes a missing jack.
• Best for a USB-C phone with no headphone jack → YGKSAA 4pcs. It's the only one of the two that can create the connection.
• Best for adding reach to existing headphones → Elecan Headphone Extension Cable. 12 feet of slack, no conversion involved.
• Best for keeping mic and volume controls working → YGKSAA 4pcs, provided you match the plug type (TRRS for mic functions).
• Best for threading through tight spaces → Elecan Headphone Extension Cable, thanks to its slim 3.5mm-diameter jacket.
• Best for thick phone cases → Elecan Headphone Extension Cable, whose stepped connector is designed to seat without removing the case.
• Best for sharing across several devices → YGKSAA 4pcs. Four adapters means one can live in each bag, car or drawer.
• Best for long-term durability claims → Elecan Headphone Extension Cable, rated for 15,000+ connect cycles and 10,000+ bends.
• Best for desk, car and home-stereo setups → Elecan Headphone Extension Cable. It's built for stationary audio gear you sit away from.
If I could only buy one, I'd buy the YGKSAA 4pcs — but only because my own problem is a USB-C phone with no headphone jack, and no extension cable can solve that. If your jack already exists and your headphones just can't reach, the Elecan Headphone Extension Cable is the smarter pick, and its slim braided build and cycle ratings make it the more durable of the two. In my opinion, decide based on your port, not the price: converter first, extension second. Check the current price on Amazon before you commit, since both are inexpensive enough that the four-pack math can tip the decision.
If your phone is USB-C and has no 3.5mm jack, you need the YGKSAA adapter to convert the signal. The Elecan cable only extends an existing 3.5mm connection, so it won't help a phone with no jack.
Possibly not. Elecan notes that TRRS 4-core headphones may lose microphone functionality through this cable, so treat it as a stereo playback extension rather than a mic-friendly one.
No. YGKSAA states high-power speakers aren't supported, and devices with recording functions need a TRRS 4-pole plug. It's designed for headphones, not large external speakers.
That depends on your needs, not the number. YGKSAA gives you four adapters and a 12-month warranty; Elecan gives you one 12-foot cable with a two-year warranty. Check the current price on Amazon and match it to the job you actually have.
As an Amazon Associate I earn from qualifying purchases.
We are a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for us to earn fees by linking to Amazon and affiliated sites.
When you buy through links on this page, we may earn a commission from qualifying purchases at no extra cost to you.
Amazon and the Amazon logo are trademarks of Amazon or its affiliates. This site is an independent third-party review and is not affiliated with, endorsed by, or sponsored by Amazon or the product brands mentioned.
See also: JSAUX USB C vs Ugreen Headphone Extension Cable, daily headset USB-A Adapter Cable vs HGCXING USB Headphone, LIGHTIMETUNNEL Sleep Headphones vs L LTGEM Headphone Headset Case