Plantronics Blackwire 620

Device: headset for PC; The sound: stereo; The connection type: wired; Headphone design: overhead, closed; Cabling: unilateral; Speaker diameter: 28 ;mm; Frequency range: 20-20000 ;Hz; Sensitivity: 118 ;dB; Microphone frequency range: 100-10000 ;Hz; Connections: USB ; Functions/capabilities: The regulator volume disable microphone ; ...

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Table of characteristics

Colorblack
Deviceheadset for PC
Features 
The soundstereo
The connection typewired
Headphone designoverhead, closed
Cablingunilateral
Technical har-Ki 
Speaker diameter28 mm
Frequency range20-20000 Hz
Sensitivity118 dB
Microphone frequency range100-10000 Hz
ConnectionsUSB
Functions/capabilitiesThe regulator volume
disable microphone
Total