Headphone Power Calculator

Estimate the power needed to drive your headphones to a target loudness.

Inputs

Headphone Sensitivity:

Sensitivity Unit:

Headphone Impedance:

Ohms (Ω)

Target Loudness (SPL):

dB SPL

Peak level. Be cautious above 110-115 dB.

Estimated Requirements

Voltage

Vrms

Current

Power

Estimates only. Perceived loudness, safety limits, and amplifier capability vary. Ensure your amplifier can provide the required voltage/current without distortion. Listening at high levels can cause hearing damage.