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Poly Audio 310

Photos - Headphones Poly Audio 310
Outdated Product
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Features: office; Design: overhead, open; Connection type: wired; mini-Jack (2 x 3.5 mm); Cable supply: single-sided; Cable length (m): 2.9; Impedance (Ohm): 32; Frequency range (Hz): 20 – 20000; Speaker size (mm): 28;
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Poly Audio 310
Colour
Connection and design
Featuresoffice
Designoverhead, open
Microphoneon shackle
Connection typewired
Connectionmini-Jack (2 x 3.5 mm)
Plugstraight
Cable supplysingle-sided
Cable length2.9 m
Cable typeround
Specs
Soundmono
Impedance32 Ohm
Frequency range20 – 20000 Hz
Speaker size28 mm
Emitter typedynamic
Microphone specs
Frequency range100 – 80000 Hz
Sensitivity-39 dB
Added to E-Catalognovember 2012

Information in model description is for reference purposes.
Before buying always check characteristics and configuration of product with online store manager
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From the press release:

A single speaker headset is suitable for use with Internet telephony systems and speech recognition programs. High-quality voice transmission is provided by a microphone with a noise reduction system, which, if necessary, can be folded to the headband. The headset is connected to the computer's sound card using two standard 3.5 mm jacks.
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