AudioChainsDB
Sony

MDR-7506

headphones

$99

Used market: $75*

Find at ThomannManufacturer datasheet

Specifications

3 of 7 values have a recorded source
Connector
gold-plated two-way plug 3.5 mm / 6.3 mm·
Form Factor
Over-Ear·
Is Closed Back
yes·
Impedance ohms
63✓
Transducer Type
Dynamic·
Detachable Cable
no·
Sensitivity dB mW
106✓

Expert Audio Engineering Commentary

Tonal Profile

63 Ω with 106 dB/mW — roughly 118 dB/V, the highest voltage sensitivity here. That is why it has survived on broadcast carts for forty years: it reaches level from a camera output, and the coiled fixed cable is a service item, not a feature.

* Estimated with the depreciation fallback (~76% retained value). · checked on 8/5/2026