User manual not available

VoiceMax Dual Microphone technology
3D ball joint for individual wearing comfort
Automatic power off/on when closed/opened
ActiveGard protection against acoustic shocks
Bluetooth 2.0 compatible with all Bluetooth mobile phones (*)
Up to 5 hours talking time
Up to 100 hours standby time
Charging directly from USB
Superior Sennheiser audio quality
Two way speaker for choice of left/right side wearing
Steel mesh protected speaker unit
Extremely lightweight and comfortable (17 grams)
Includes wall charger and USB charge cable
(*) 1.1, 1.2 and 2.0