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The HD 400 Pro headphones feature an advanced 120-ohm transducer with a specialized polymer blend, a drive magnet for high power, and a damping system that manages ventilation. This combination results in deeper bass, reduced distortion, and enhanced clarity.
The open-back design of the HD 400 Pro headphones provides a natural and accurate listening experience. It allows for a more immersive sound and a better soundstage, making it ideal for professional audio and music production.
Yes, the HD 400 Pro headphones are designed with comfort in mind. They feature velour earpads and a lightweight design, making them comfortable to wear during extended sessions.
The HD 400 Pro headphones come with a single-sided, coiled cable for operational freedom. For added convenience, a straight cable is also included.
The HD 400 Pro headphones feature a robust housing designed to withstand everyday wear and tear, making them a durable choice for professional use.
Review Summary
Accidents happen where life happens. Protect your favorite Adorama products and purchase a protection plan to stay covered from accidental damage, mechanical or electrical failure, and more.
If we can’t fix it, we’ll replace it at no additional cost.
Protect your product from drops, spills, and more.
Enjoy your gear without fear. We have you covered!
When regular use of your product over time results in mechanical or electrical failure.
We will never charge you a deductible after the purchase of a plan.
Our claims process is simple & easy and our customer service team is happy to help.
Adorama Protect powered by Extend is available for purchase to customers in the United States. Not available for purchase Internationally or in U.S. Territories.
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Dynamic, open
Circumaural
Velour
3.5mm jack plug with 6.3mm adapter
120 Ohm
6 Hz to 38 kHz (-10 dB)
110 dB (1 kHz / 1V RMS)
< 0.05 % (1 kHz / 90 dB SPL)
Operation: 5 Degree F to 131 Degree F (-15 Degree C to +55 Degree C)
Storage: -67 Degree F to 158 Degree F (-55 Degree C to +70 Degree C)
<= 90 %
Without Cable: 8.46 oz (240g)
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