The MM 400 is a state-of-the-art Stereo Bluetooth headset for multimedia mobile phones.
 
The MM 400 provides superb audio quality and enables you to switch between calls and music with ease and without swapping devices. The easy-to-use controls, built-in microphone and electronic volume adjustment make the MM 400 the prefect sound solution.

Features:

• Wireless Bluetooth
• Direct cable option: Allows use on aircraft
• Sennheiser sound quality with excellent bass
• Comfortable
• The headband is metal-reinforced and the headphone folds into a compact bundle for travel and storage
• USB charging
• Lightweight wall charger
• Playtime: 10hours
• Talktime: 20hours
• Charge time: 3 hours