FEATURES AND BENEFITS Gooseneck boom microphone for flexible positioning Easy to use scroll wheel inline volume control panel 3.5mm jack connector Lightweight and adjustable headband with soft foam ear cushions provides a comfortable and ergonomic fit Excellent bass and treble reproduction and wide-frequency stereo output SKU_ 41646 Colour_ Black/Grey Driver Diameter_ 40mm Frequency Response_ 20Hz-20K Hz Impendence_ 32 ohm +/- 10% Sensitivity 1khz_ 112dB +/- 4dB Plug_ 3.5mm Single Pin Stereo Jack Cable Length_ 1.8m+ Max Input_ 100mW Volume Control_ In-Line Volume Control Microphone_ Adjustable built-in Microphone Microphone Impendence_ 2.2K ohm Microphone Sensitivity_ 54dB +/- 3dB