Etymotic ER4SR Studio Reference Earphone drops to $189.99 on Amazon

$34.97 off right now.

Etymotic ER4SR Studio Reference Earphone,Black drops to $189.99 - save $34.97. That puts these studio-grade earphones below the $217 average they have held over the last 30 days, making this a legitimate window to grab a pair without paying full retail.

THE DEAL

Etymotic ER4SR Studio Reference Earphone,Black

$189.99 (was $224.96) - Save $34.97 (16% off)

WhereAmazon

ExpiresNo end date listed

Get This Deal

For just $189.99, down from its list price of $224.96. The 90-day average sits at $220.19, so this $34.97 cut lands well below the typical selling range.

Not an all-time low (that was $151.16), but a solid discount off what these normally go for in 2026.

What You're Getting

The ER4SR uses balanced armature drivers precision matched to within 1 dB, which is the kind of accuracy you expect from a company that started in medical-grade hearing research. Key specs include:

- High performance balanced armature drivers matched to within 1 dB

- Sleek, anodized, laser-etched aluminum body

- Braided, reinforced 5ft detachable MMCX cables

- 35-42 dB of noise isolation with a max output of 122 dB

- Precision machined metal bodies with anodized finish

Who This Is For

Best for: audio engineers, studio musicians, and critical listeners who need flat, uncolored monitoring. The high noise isolation (35-42 dB) makes these ideal for tracking in loud environments or for commuting where you want to hear every detail of your mix.

If you prefer a bass-boosted consumer sound signature, look elsewhere.

Final Verdict

The $189.99 price cuts $34 off the 30-day average and puts these reference IEMs within reach for anyone who needs accurate monitoring without spending $300-plus. If you have been waiting for a reason to upgrade from consumer earphones. This is it.