Features Nickel Plated connector Features USB connector Boom microphone design offers convenient talk time with maximum efficiency Sharp looking over head design will give you a comfortable fit Listen to distinct sounds from both the speakers in stereo sound mode Volume earpiece control for enhanced, dependable pointing efficiency with maximum usability These supra-aural Listening First give you the comfort of portability Wired connectivity technology delivers exceptional performance to offer maximum usability Electret microphone technology ensures maximum dependability and optimal performance Provides exceptional quality sound with greater immersion