DESCRIPTION

The MM 400 is a state-of-the-art Stereo Bluetooth headset for multimedia-capable 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 for your digital lifestyle. Using a closed, on-the-ear design to block ambient noise, the MM 400 is an ideal companion for the urban commute or frequent traveler. Advanced DuoFol transducers provide the kind of detail and frequency response you would expect out of hi-fidelity audiophile speakers. The easy-to-use control panel is intuitive and simple enough to operate with your eyes closed - a common way of enjoying Sennheiser's world-famous sound quality. The MM 400 folds up for the ultimate in portability. The replaceable battery charges via USB or a wall adapter.