# Volume goes wonky

**URL:** <https://forums.steinberg.net/t/volume-goes-wonky/689189>\
**Category:** UR Series\
**Tags:** mac\
**Created:** [January 22, 2021, 1:00pm UTC](https://forums.steinberg.net/t/volume-goes-wonky/689189 "2021-01-22T13:00:25Z")\
**Posts on this page:** 1\
**Showing post:** 4

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**Author:** ![strummer](https://dub1.discourse-cdn.com/steinberg/user_avatar/forums.steinberg.net/strummer/32/2308_2.png) [@strummer](https://forums.steinberg.net/u/strummer)\
**Post date:** [February 1, 2021, 12:11pm UTC](https://forums.steinberg.net/t/volume-goes-wonky/689189/4 "2021-02-01T12:11:05Z")

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> [@Scatterbrainz](#):
>
> I noticed that the RCA output is “unbalanced” if someone can verify that detail for me

Yes indeed, unbalanced it is. I would not expect huge benefits from switching the JBL:s to balanced though.

So, right now you will have a hard time getting the UR12 to work on a M1 mac, as Steinberg is not yet done with the testing (you can find numerous posts on this matter in this forum), like here:

> [@Any new OFFICIAL updates on the drivers for MacOS 11 Big Sur and the M1 chips?](https://forums.steinberg.net/t/any-new-official-updates-on-the-drivers-for-macos-11-big-sur-and-the-m1-chips/685332):
>
> Haven’t seen an official update in over a month. The driver is still being worked on at least, right? Just trying to debate if I need to jump ship to Focusrite or something that already supports the M1’s and Big Sur.

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