Uploaded April 2026 | Updated September 2026, 5 days ago

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CrinEar is marketing their new Reference as "the world's flattest IEM." But how flat is it? And is flat even a good thing? I've been listening to Reference for a few weeks now, comparing it with Crin's other IEMs, the Prisma Lumen, and a forgotten reference.

See the CrinEar Reference on...
- Squiglink: squig.link/?share=IEF_Comp_Target,Super_22_Target,Harman_Adjusted_Target,CrinEar_Reference_S2
- CrinEar: crinear.com/reference
- Amazon: amzn.to/3QH10vV
- AliExpress: https://s.click.aliexpress.com/e/_c33s444j

00:00 Intro
01:25 What's in the box
04:20 Build quality
09:00 Fit & comfort
12:20 Sound quality
22:00 vs. Daybreak & Meta
24:00 vs. ER4XR
25:50 vs. Dusk
28:10 vs. Lumen
30:25 Conclusion & Rating

FYI: I may get commissions for purchases made through links in this post.

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Disclosure: This video is NOT sponsored, but CrinEar did send these earphones to me free for review. Check them out at crinear.com

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#Crinacle #CrinEar #IEMs #Reference #headphones #audio #audiophile #professional #studio #flat #SuperReview