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MDR-CD900ST Photo
Sony

MDR-CD900ST

Over-earClosed-back

MDR-CD900ST are truly professional monitor headphones jointly developed by Sony, boasting some of the world’s most advanced technology, and Sony Music Studios, an expert in the art of music production. Faithful audio quality with finely-honed definition and imaging. Highly acclaimed and trusted as a tool of the trade at many recording studios for more than 30 years, since their launch in 1989.

Measurements

2 measurements found.

Specs

Weight
200 gSource: sony.jp · Verified Oct 19, 2026
Sensitivity
106 dB/mW118 dB/VSource: sony.jp · Verified Oct 19, 2026
Impedance
63 ΩSource: sony.jp · 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)
0.40
Current (mA)
6.31
Power (mW)
2.51
Equiv. dB/V
118.01
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