Welcome to the IMR R1

For twenty years my goal has been to create an in ear monitor thats sounds like an electrostatic headphone, air, detail and soundstage... which means you need 40KHz top-end response.

The R1 is the fulfilment of that quest.

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Experience sound like no other...

The First Switchable Open and Close Port

Fully Customise Your Experience

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Payment Plans Available

We now offer payment plans for customers who need to spread the cost over a longer period of time. The payment plan option will be available once you proceed to checkout.


What is very impressive about the R1 is the detail retrieval with all the filters, these have the ability to pick out detail the other IEM's around this price range struggle to. Read more HERE

Sound Perfection Reviews

" To any Audiophiles out there looking for a breathtaking audio experience that doesn’t require a thermonuclear reaction to power it. I highly recommend this as "the one"."

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"In terms of absolute depth of sound, the R1 can definitely compete with anything I have heard in the in-ear market at the moment."

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Hi Fi World awards the IMR R1 5 Globes. Hi Fi World say the R1 is OUTSTANDING - Amongst the best!

Hi Fi World