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64 Audio U18t Universal Reference In-Ear Monitors — frequency response Measured: Neutral

This is the actual measured response of the 64 Audio U18t Universal Reference In-Ear Monitors by 64 Audio (source: AutoEq · HypetheSonics). Compare it against the Harman target, listen to the tuning on test signals below, then check prices (from ₹2,84,695 at 1 store).

Signature: Neutral Bass vs mids: +2.8 dB Treble vs mids: -2.1 dB Tuning vs Harman: 4 dB avg dev (moderately tuned) Measured by: AutoEq · HypetheSonics On file since 2026-09-21

Wearing your own earphones or headphones? Pick them here and the player pre-corrects for their sound, so the demo plays the target tuning itself - not both mixed together.

Same signal, two ways: hear it without this tuning, then with it -

Sounds like

Curve-shape similarity from the same measurements - open any two in the compare tool to overlay and hear them side by side.

Sennheiser - MOMENTUM True Wireless 3 - Black Measured: Mid-centric 87% similar
FiiO - FA9 Measured: Balanced 86% similar
EPZ - Q1 IEM Measured: Warm 86% similar