The MM 400-x is a state-of-the-art Stereo Bluetooth® headset for multimedia mobile phones. With one press of a button, you can quickly switch between calls and music delivered in superb stereo sound.
The invisible high-performance microphone ensures that conversations are clear, making this headset the perfect all-in-one sound solution. As an added benefit the MM 400-X enhances the latest apt-X® enabled mobile phones and computers with supreme CD quality sound.
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