HD 400S

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The HD 400S features a one-button smart remote conveniently located on the cable, which allows you to control music and take calls with ease, and the sturdy folding design makes th ese headphones durable and compact enough to be taken anywhere. Sennheiser dynamic drivers deliver a well-extended sound response with dynamic bass. Impedance 18 Ω Frequency response (Microphone) 100 – 10,000 Hz (-10 dB) Frequency response (Headphones) 18–20,000 Hz (-10 dB) Sound pressure level (SPL) 120dB (1kHz/1Vrms) THD, total harmonic distortion Show more