Manufacturer’s Description

The MM 400 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.

The Specs

Physical Attributes
Weight 3.70 oz
Quick Glance
Product Type Headset
Headset Type Stereo
Headphone Type Ear-cup|Over-the-head
Type of Wireless Bluetooth
Wireless
Wireless Transmitter Range 32.8 ft
More Info
URL http://www.sennheiser.com
Performance
Overall Min Frequency Response 15 Hz
Overall Max Frequency Response 22 kHz

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