Beyerdynamic DT 660 Edition vs Marshall Monitor Bluetooth

Devices with stereo speakers deliver sound from independent channels on both left and right sides, creating a richer sound and a better experience.

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Comfortable full-size form with earcups that fully enclose your ears. This model is loved for its increased sound isolation and the fact that it won't leak sound to your neighbors. It offers potential for maximum bass and loudness levels.

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With a detachable cable you can use alternative cables, and if the cable is pulled it will pop out instead of breaking.

The in-ear device is ultracompact and lightweight, with little or no interference with earrings, spectacles, hats, or hairstyles. It is inserted in the ear canal itself and blocks out a lot of environmental noise. It has stronger bass tones and is unlikely to fall out of the ear.

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Folding devices are good for transporting as they take up less space in your bag.

The lowest frequency at which the device produces audio. The lower the low-frequency response, the stronger and juicier the bass.

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The highest frequency at which device produces audio. The higher the high-frequency response, the clearer and crispier the treble.

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The device sits tightly in place, creating an acoustic seal which reduces background noise and prevents your music from leaking out.

Devices with a higher sound pressure level are generally louder when supplied with any given audio source.

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Devices with neodymium magnets are lighter and more powerful than those which use ferrite magnets. They also have more bass and clear high notes.

Impedance is the device’s electrical resistance to the current being pushed through it. The lower the impedance, the easier it is to get higher volume and requires less power.

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An indicator shows you when the device has low battery.

The battery can be recharged and used over again.

The battery is removable and can be replaced by the user if broken.

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Wireless devices allow users more freedom of movement.

A standard 3.5mm male connector is suitable for use with all MP3 players and computer sound cards.

Device supports fast Bluetooth pairing using NFC so it can communicate with other devices over Bluetooth. You can fastly pair devices without entering a code by simply holding one device next to the device with which it is to be paired.

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The device can connect to WiFi.

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There is a control panel on the device body, so you can easily access the volume control or remote without having to interact with a cable or another device it's connected to.

There is a control panel on the cable, so you can easily operate the device without having to interact with it.

A headset is one headphone or pair with a built-in microphone. Headsets can be used for applications which require communication i.e. Skype, games with voice chat, mobile phones etc.

More microphones result in better sound quality and enable the device to filter out background noise.

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These microphones are designed to filter out background noise from the desired sound. Especially useful in noisy environments.