Panasonic Technics EAH-AZ70W review: specs and price

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

Resistance to sweat makes it ideal for use while doing sports.

The device is protected with extra seals to prevent failures caused by dust, raindrops, and water splashes. Show more

The device comes with its own special case or pouch, which is useful for safe transportation.

Allows you to change ear pads without buying new ones.

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.

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

The driver unit is the component that produces sound in the device. Bigger drivers are more powerful and can produce better bass.

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This type of device allows you to listen at lower volume levels, causing less ear fatigue as you don't have to crank up the volume to overcome background noise. Ideal for plane rides and morning commutes.

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

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The device's battery life (when in use) as given by the manufacturer. With a longer battery life you have to charge the device less often.

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The battery can be recharged and used over again.

An indicator shows you when the device has low battery.

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

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The device can connect at a greater distance via Bluetooth or infrared to another device.

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Wireless devices allow users more freedom of movement.

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

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.

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.

With voice prompts, you will automatically receive information via audio messages – for instance, you may find out that the battery is running low, and it's time to recharge the device.

You can use your voice to control key functions of the device and you can easily access your device without pushing any button.