H570E Mono Headset Wearing style Head-band Office/Call center Headset type monaural Colour Black Volume control Button Cable length 1.9 m Sound pressure level (max) 79 dB Connectivity technology Wired USB connectivity Yes Ear coupling Supraaural Headphone frequency 31.5 - 20000 Hz Headphone sensitivity 94 dB Weight 0.085 kg
