Plantronics Audio 310

Device: headset for PC; The sound: mono; The connection type: wired; Headphone design: c one earphone; Cabling: unilateral; Cable length/radius: 2.9 ;m; Speaker diameter: 28 ;mm; Nominal impedance: 32 ;Om; Frequency range: 20-20000 ;Hz; Nominal impedance microphone: 3000 ;Om; Microphone frequency range: 100-8000 ;Hz; The sensitivity of the microphone: -39 ;dB; Connections: Plug 3.5 mm (mini-Jack) ; ...

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Table of characteristics

Colorblack
Deviceheadset for PC
Features 
The soundmono
The connection typewired
Headphone designc one earphone
Cablingunilateral
Cable length/radius2.9 m
Technical har-Ki 
Speaker diameter28 mm
Nominal impedance32 Om
Frequency range20-20000 Hz
Nominal impedance microphone3000 Om
Microphone frequency range100-8000 Hz
The sensitivity of the microphone-39 dB
ConnectionsPlug 3.5 mm (mini-Jack)
Total