- Pick Up Available
- Australian Warranty
- Checkout Securely

StarTech USB-C Dual Headset Splitter with Microphone Support
Connect two 3.5mm TRRS headsets to one USB-C host for shared stereo listening and microphone input, supported by an integrated 24-bit DAC.
Why choose USBC-AUDIO-SPLITTER?
Adds two 3.5mm four-pole TRRS headset connections to USB-C.
Built-in 24-bit DAC supports sampling rates up to 192kHz.
Simultaneous stereo output and headset microphone input.
Best-fit applications
- Two-person conference calls and training sessions
- Sharing wired audio from a USB-C laptop, phone or tablet
- Adding dual 3.5mm headset connectivity where no audio jack is available
Australian warranty assurance
Australian version supplied by DeviceDeal. Covered by the official StarTech.com manufacturer warranty in Australia for 2 years. Retain your DeviceDeal tax invoice. Warranty service is subject to StarTech terms, eligibility and product assessment.
Information verified against the supplied DeviceDeal source workbook, the exact DeviceDeal product page and exact-SKU official StarTech.com product data.
Read DeviceDeal buying guidesFrequently asked questions
What does USBC-AUDIO-SPLITTER do?
It converts one compatible USB-C port into two 3.5mm TRRS headset connections.
Do both ports support microphones?
Yes. The adapter supports simultaneous stereo output and headset or microphone input across both connected headsets.
What audio quality does the DAC support?
The built-in DAC supports 16-bit and 24-bit audio at sampling rates from 8kHz to 192kHz.
Can I mix CTIA and OMTP headsets?
The official information specifies dual CTIA or dual OMTP, so use two headsets based on the same wiring standard.
How long is the attached cable?
The integrated USB-C cable is approximately 7cm long.
Does it work with every USB-C port?
The host must support USB audio. Check the device and operating system, especially for headset controls and microphone use.
Is this only an audio-output splitter?
No. It supports stereo playback and microphone input for compatible TRRS headsets.
What warranty applies in Australia?
This Australian version is supplied by DeviceDeal with the official 2-year StarTech.com manufacturer warranty in Australia, subject to StarTech terms and assessment.
(USBC-AUDIO-SPLITTER)
Features and highlights
- Adds two 3.5mm four-pole TRRS headset connections to USB-C
- Built-in 24-bit DAC supports sampling rates up to 192kHz
- Simultaneous stereo output and headset microphone input
- Supports two CTIA headsets or two OMTP headsets
- Compact aluminium adapter with an integrated 7cm cable
- 2-year StarTech.com manufacturer warranty

StarTech USB-C Dual Headset Splitter with Microphone Support
Product ID: USBC-AUDIO-SPLITTER
Audio and connections
| Host connector | USB Type-C, USB 2.0, 480Mbps |
|---|---|
| Audio outputs | 2 x 3.5mm audio, four-pole TRRS |
| Audio functions | Simultaneous stereo output and microphone input |
| DAC | 24-bit; 8 to 192kHz sampling |
| Headset standards | Dual CTIA or dual OMTP |
| Chipset | Realtek ALC4032 |
Physical
| Colour | Black and space grey |
|---|---|
| Material | Aluminium |
| Cable jacket | TPE |
| Integrated cable | 7cm |
| Dimensions | 114 x 27 x 8mm |
| Weight | 19g |
Environment and package
| Operating temperature | 0 to 70°C |
|---|---|
| Storage temperature | -10 to 70°C |
| Humidity | 5% to 90% RH |
| Included | USB Type-C to 2 x 3.5mm audio adapter |
| Warranty | 2 years |
| SKU | USBC-AUDIO-SPLITTER |
| Barcode # | 65030897594 |
| Brand | STARTECH |
| Shipping Weight | 0.0300kg |
| Shipping Width | 0.040m |
| Shipping Height | 0.010m |
| Shipping Length | 0.110m |
2 Years StarTech.com warranty
Australian version supplied by DeviceDeal. Covered by the official StarTech.com manufacturer warranty in Australia for 2 years. Retain your DeviceDeal tax invoice. Warranty service is subject to StarTech terms, eligibility and product assessment.
Keep your proof of purchase: retain the DeviceDeal tax invoice supplied with your order.
Be The First To Review This Product!
Help other Device Deal users shop smarter by writing reviews for products you have purchased.




