# FS: 4 pin XLR adapters 2.5mm & 3.5mm

**URL:** <https://forum.headphones.com/t/fs-4-pin-xlr-adapters-2-5mm-3-5mm/12415>\
**Category:** Buy & Sell\
**Created:** [May 6, 2021, 9:44pm UTC](https://forum.headphones.com/t/fs-4-pin-xlr-adapters-2-5mm-3-5mm/12415 "2021-05-06T21:44:52Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![MokhaMark](https://avatars.discourse-cdn.com/v4/letter/m/dfb087/32.png) [@MokhaMark](https://forum.headphones.com/u/MokhaMark)\
**Post date:** [May 6, 2021, 9:44pm UTC](https://forum.headphones.com/t/fs-4-pin-xlr-adapters-2-5mm-3-5mm/12415/1 "2021-05-06T21:44:52Z")

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A couple things I picked up on the way I do not use, (Moon Audio) 3.5mm to XLR was $75 and (Drop) 2.5mm TRRS to XLR was $20. The link for the Moon Audio shows it is available in multiple sizes, mine is the 3.5mm. The Drop is 2.5mm.

> **[Custom 4-Pin XLR Balanced Adapter](https://www.moon-audio.com/custom-4-pin-xlr-headphone-adapter.html)**
>
> Use this adapter to connect a headphone cable with a 2.5mm TRRS for Astell & Kern or a 3.5mm TRRS for Hifiman HM901 or RSA/ALO/Cypher Labs connector to a 4 pin Male XLR.

> **[Drop: Passions lead here](https://drop.com/?origin=%2Fbuy%2Fdrop-4-pin-xlr-to-trrs-adapter)**
>
> Join our community of passionate people to find and follow your interests. Discover innovative products, made possible by the collective wisdom of our users.

$60 for both shipped

 ![_07A0028](https://us1.discourse-cdn.com/flex016/uploads/headphones/original/3X/6/9/695909c588e21767c93a7e45afcf989b1e49b359.jpeg)  
 ![_07A0034](https://us1.discourse-cdn.com/flex016/uploads/headphones/original/3X/7/6/76471b1a8d523fbcf4e723615595f222a8f77135.jpeg)