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HD 620 S Photo
Sennheiser

HD 620 S

Over-earClosed-back

No description provided.

Measurements

4 measurements found.

Specs

Driver type
DynamicSource: Headphones.com · Verified Oct 19, 2026
Weight
326 gSource: Headphones.com · Verified Oct 19, 2026
Sensitivity
96.8 dB/mW105 dB/VSource: Headphones.com · Verified Oct 19, 2026
Impedance
150 ΩSource: Headphones.com · Verified Oct 19, 2026

Power needed

Calculate what source power your headphones will need to operate at their best using Headphones.com's Power Calculator.

ohms
dB

Power Requirements

Voltage (V)
1.77
Current (mA)
11.80
Power (mW)
20.89
Equiv. dB/V
105.04
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