Bluetooth 4.0 headset with desk stand, monaural, ultra noise cancelling microphone, talk time up to 15 hours, Sennheiser HD sound, with USB dongle for PC / phone
 
 
 
Features
 
 
 
Unique Premium Design ? Crafted for comfort
 
 
High Comfort Wearing Style ? Perfect adjustment to your ear for all-day wearing comfort
 
 
Intuitive User Interface ? Mute microphone and adjust volume up or down
 
 
Boosted Productivity ? Ultra noise-canceling microphone filters out unwanted background noise
 
 
Sennheiser HD Voice Clarity ? Wideband sound for a more natural experience
 
 
Full Workday Talk Time ? 15 hours of talk time
 
 
Intelligent Fast Charging ? 50% in 40 minutes gives you 7.5 hours talk time
 
 
Extended Bluetooth Range ? Up to 25 m (device dependant)
 
 
Protected Hearing ? ActiveGard? technology protects against acoustic shock and sudden sound surges
 
 
Microsoft Communicator compatible
 
 
Multi connectivity ? to seamlessly manage PC and mobile phone calls from a single headset for maximum call-handling flexibility
 
 
Sennheiser BTD 800 Bluetooth? mini USB adapter ? can stay in your laptop port
 
 
Sennheiser CH 20 MB charger stand ? offers convenient call control management and space-saving