about ier-z1r
Aug 31, 2019 at 8:56 PM Post #2 of 2
There are ier m9 which sounds pretty similar.
I own both IER M9, Z1R
M9 has bit more mid bass than z1r (to my ear just 1~2db ish) and high mid has less brightness to it. overall they are very similar but Z1R just has slightly more detail and accuracy in stage

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