AudioChainsDB
Shure

SRH240A

headphones

$69

Used market: $55*

Manufacturer datasheet

Specifications

3 of 7 values have a recorded source
Connector
3.5 mm + threaded 6.3 mm adapter·
Form Factor
Over-Ear·
Is Closed Back
yes·
Impedance ohms
38✓
Transducer Type
Dynamic·
Detachable Cable
no·
Sensitivity dB mW
107✓

Expert Audio Engineering Commentary

Tonal Profile

The entry Shure, and the most sensitive headphone in this batch: 107 dB/mW at 38 Ohms reaches 110 dB from about 0.13 V. Attached cable, 500 mW handling — the sensitivity is the specification that matters, and it means nothing you plug it into will be too weak.

* Estimated with the depreciation fallback (~80% retained value). · checked on 8/5/2026