Sound ID 300 Bluetooth Headset - Ebony Black Bluetooth headset with innovative background noise reduction technology designed by top acoustic scientists and engineers Automatically isolates speech with dual microphones while managing wind and background noise PersonalSound feature with 3 listening enhancement levels that increase sound clarity without raising the volume Provides up to 6 hours of talk time and up to 220 hours (9 days) of standby time What's in the Box: headset, charger, micro USB cable, three sizes of ear loops, over-ear-hook, quick start guide, and user manual