3.5mm 1/8 Inch Aux to USB C Audio Headphone Jack Adapter
Quick take
This 3.5mm to USB-C audio adapter is designed to let you use wired 3.5mm headsets and earbuds on USB-C devices. It supports headphone audio and also targets headsets with microphone functionality, making it useful for phone calls as well as music. The main caveat is that mic and iPhone model compatibility can be setup-dependent, especially with certain external microphone workflows.
Pros and cons
Pros
- Works as a USB-C to 3.5mm headphone adapter for USB-C phones, tablets, and laptops (including iPhone 15/16 and major Android USB-C devices).
- Supports using wired headsets with a 3.5mm plug for both audio and microphone use cases.
- Buyers report clean stereo playback when paired with a 3.5mm headset.
- Useful for connecting a USB-C device to an amplifier that accepts a 3.5mm input (with the right cables/adapters).
Cons
- External mic setups may not work as expected on every iPhone model, based on user reports.
- Amplifier compatibility may require an additional stereo plug adapter, depending on your amp input.
What buyers think
Buyer-review evidence is mixed but still directionally helpful. Several users found the adapter straightforward for everyday listening, reporting that music playback worked with stereo and without noticeable distortion. Other buyers used it for “USB-C to amplifier” use cases, with one note that you might need a separate stereo plug adapter based on the amp’s input. On the downside, there is limited but important evidence that a more complex setup involving an external Rode-style microphone and an iPhone 16 Pro Max may not work, suggesting compatibility depends on the exact microphone and device combination.
What this adapter is for
This is a compact dongle that bridges two common connection types: USB-C on your device side, and a 3.5mm (1/8 inch) aux plug on your headset or audio gear side. It is aimed at people who already own wired headphones, earbuds, or gaming headsets that use a 3.5mm plug, but want to keep using them with modern USB-C devices.
It also targets setups where you want microphone functionality in addition to audio, including use with many wired headsets that include a mic on the 3.5mm plug (TRRS-style headsets are typically the category this points to).
Compatibility: phones, tablets, and headsets
USB-C devices
The adapter is listed as compatible with USB-C devices including iPhone 15/16, iPad models with USB-C, and laptops and tablets from brands like Samsung, Google Pixel, and several PC/laptop lines. In short, if your device has a USB-C port meant for audio output, this is the type of adapter you look for.
3.5mm headphones and gaming headsets
It is positioned for wired 3.5mm headphones and earbuds, including options from several mainstream gaming and headset lines (for example, headsets that commonly provide mic support through the 3.5mm plug). It also claims compatibility with Apple Earpods with a 3.5mm plug, plus similar wired earbuds or headsets with a microphone.
External microphones and TRS/TRRS workflows
The adapter is marketed to work with a vlogging microphone workflow (Rode SC7 patch cable plus SC4 TRS-TRRS adapter). However, there is limited buyer-review evidence that not all iPhone models or mic combinations behave the same way, so if you rely on a specific mic chain for recording, plan to verify your exact cable and device pairing before committing.
Pros and cons in real buying terms
When it’s a good fit
- You want to use existing wired 3.5mm headphones (and potentially a headset mic) with a USB-C phone, tablet, or laptop.
- You need a simple, low-profile way to get audio output without switching to USB-C headphones.
- You’re connecting to basic audio inputs like a 3.5mm jack on an amplifier, and you can adapt cables if needed.
When you should think twice
- You need guaranteed performance for a specific external mic setup on a specific iPhone model, especially when your chain involves multiple adapters and TRS/TRRS conversions.
- Your amplifier expects a different connector than a straightforward 3.5mm input, because you may need additional plug adapters to make the connection.
How to choose the right adapter setup
If you are buying an aux to USB-C adapter for the first time, compatibility usually comes down to two things: (1) the type of plug on your audio device, and (2) whether you need microphone support, not just headphone audio.
- If you only need music: any 3.5mm wired headset should be the simplest path.
- If you need calls or mic input: confirm your headset uses a 3.5mm plug designed to carry microphone signals (commonly TRRS).
- If you use external mics: check that your mic cables and any TRS to TRRS adapters match the intended signal path, and be prepared for device-specific quirks.
Price and availability
At the time of writing, the listing is positioned as an inexpensive accessory, with a current price below its list price. Availability is shown as in stock, so it is the kind of low-friction purchase you make when you need a quick solution for USB-C audio compatibility.
Verdict
This aux to USB-C adapter is a practical buy for anyone with wired 3.5mm headphones or gaming headsets who wants to use them on USB-C devices. The strongest evidence is that everyday audio works well, including stereo playback, and it can be useful for basic amplifier connections with the right cable. If you rely on microphone-heavy workflows with external gear, especially on iPhone 16 models, compatibility may be more finicky, so double-check your headset or mic cable chain before you expect mic recording to work seamlessly.
FAQ
Does this adapter support microphone input, or just audio?
It is designed to work with 3.5mm wired headsets that include a microphone, so it is intended for both audio and microphone use cases, not only music.
Will it work with an amplifier that has a 3.5mm input?
It is intended to connect to 3.5mm-style inputs. Some buyers note that you may need an additional stereo plug adapter depending on your amplifier’s connector.
Is it compatible with iPhone 15 and iPhone 16?
It is listed as compatible with iPhone 15/16. However, limited buyer feedback suggests that certain external microphone setups may not work as expected on iPhone 16 Pro Max, so device and mic chain details matter.
Will it work with Rode SC7 and SC4-style adapter setups?
It is marketed for use with a Rode SC7 patch cable and SC4 TRS-TRRS adapter workflow. Still, external mic compatibility can vary by phone model and exact setup, so if mic performance is critical, verify your specific combination.
What devices can I use it with?
It targets USB-C devices including iPhones/iPads with USB-C support, Samsung Galaxy and other USB-C Android devices, and many laptops and desktops with USB-C ports.
Specifications
| Product Title | 3.5mm 1/8 Inch Aux to USB C Audio Headphone Jack Adapter - Type C/USBC to Aux Converter Dongle Cable for iPhone 15/16, iPad, MacBook, Samsung Galaxy, Google Pixel, Moto, LG, PC, Laptop |
|---|---|
| Category | Electronics > Headphones, Earbuds & Accessories > Adapters |
| Brand | ienza |
| Manufacturer | ienza |
| Model Number | USBC_3pt5_TRRS |
| Item Weight | 0.25 Ounces |
| Color | black |
| Compatible Devices | Apple earpods headphones with 3.5mm plug (or similar wired earbuds or headphone with a microphone) for phone calls and music, Astro A10, Turtle Beach, Razer, Logitech, HyperX, SteelSeries, Carsair, JBL and similar gaming headsets, Rode SC7 patch cable and SC4 TRS-TRRS adapter for external vlogging microphones, iPhone 15 / 16, Samsung Galaxy, Google Pixel, Moto, LG, Macbook, PC, Lenovo, Dell, Surface Pro, HP, Laptop |
| Connector Type | Auxiliary, USB Type C |
| Number of Ports | 2 |
| Power Plug Type | No Plug |
| Smart Home Compatibility | Not Smart Home Compatible |
| Item Dimensions | 4 x 0.3 x 0.3 inches |
| Unit Count | 1.0 Count |
| Number of Items | 1 |
| UPC | 810182640037 |
| Mfr Part Number | USBC_3pt5_TRRS |
| Warranty Description | Free 30-day return |
| Item dimensions L x W x H | 4 x 0.3 x 0.3 inches |
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