Denon AH-MM400 User Guide

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Denon AH-MM400 Specification

The Denon AH-MM400 headphones are a premium audio accessory designed for audiophiles seeking superior sound quality and craftsmanship. They feature an over-ear, closed-back design that combines comfort with effective noise isolation, allowing for an immersive listening experience. The headphones are constructed using high-quality materials, including real American walnut ear cups, which not only provide a luxurious aesthetic but also contribute to the headphones' natural acoustic properties. The ear pads are made from soft memory foam covered in synthetic leather, ensuring long-lasting comfort during extended use.

The AH-MM400 is equipped with 40mm drivers featuring advanced carbon/paper composite diaphragms and Free Edge technology, which work together to deliver clear, dynamic sound with minimal distortion. These headphones offer a broad frequency response range of 10 Hz to 40 kHz, allowing listeners to experience deep bass, detailed midrange, and crisp highs. They are compatible with a wide range of devices, including smartphones, tablets, and high-resolution audio players, thanks to their low impedance of 32 ohms and high sensitivity.

Connectivity options include a detachable cable system, featuring two high-quality, oxygen-free copper cables: one with an in-line remote control and microphone for convenient use with mobile devices, and a standard audio cable for pure listening experiences. The headphones are foldable for easy portability and come with a carrying pouch for added protection. With a focus on both aesthetic and acoustic excellence, the Denon AH-MM400 headphones are designed to appeal to discerning listeners who demand both style and high-performance audio in their headphones.

Denon AH-MM400 F.A.Q.

How do I connect my Denon AH-MM400 headphones to a smartphone?

To connect your Denon AH-MM400 headphones to a smartphone, use the 3.5mm audio cable included with the headphones. Plug one end into the headphone jack of your smartphone and the other end into the headphones.

What should I do if there is no sound coming from my Denon AH-MM400 headphones?

First, ensure that the audio cable is securely connected to both the headphones and the audio source. Check if the audio source is turned on and the volume is up. If using a smartphone, ensure it is not on silent mode.

How can I clean my Denon AH-MM400 headphones?

Use a soft, dry cloth to gently wipe the headphones. Avoid using any liquids or solvents. For the ear pads, use a slightly damp cloth if necessary, and allow them to dry completely before use.

What is the best way to store my Denon AH-MM400 headphones when not in use?

Store your headphones in the protective carrying case provided. Keep them in a cool, dry place away from direct sunlight and extreme temperatures to prevent damage.

How do I replace the ear pads on my Denon AH-MM400 headphones?

To replace the ear pads, gently pull off the old pads from the ear cups. Align the new pads and press them into place until they click securely onto the ear cups.

Can I use the Denon AH-MM400 headphones for gaming?

Yes, you can use the Denon AH-MM400 headphones for gaming. Simply connect them to your gaming device using the 3.5mm audio cable. However, they do not have a built-in microphone, so you will need an external mic for voice chat.

What should I do if the sound is distorted or unclear in my Denon AH-MM400 headphones?

Check the audio source for any possible distortion issues. Ensure the audio cable is firmly connected. Try using a different audio source to determine if the issue is with the headphones or the original device.

How do I adjust the headband on the Denon AH-MM400 headphones for a better fit?

To adjust the headband, slide the ear cups up or down while holding the headband in place. Ensure both sides are adjusted equally for a balanced and comfortable fit.

Are the Denon AH-MM400 headphones compatible with an airplane entertainment system?

Yes, the Denon AH-MM400 headphones are compatible with most airplane entertainment systems. Use the 3.5mm audio cable to connect to the headphone jack provided on the airplane.

How can I improve the bass performance on my Denon AH-MM400 headphones?

For enhanced bass performance, ensure a good seal around your ears by adjusting the ear pads properly. You can also adjust the equalizer settings on your audio source to boost bass frequencies.