Comfort Exams Headset with Microphone for Education Computer PC 3.5 version

Description:

This USB telephone headset with noise cancelling microphone and HD wideband speaker delivers you a crystal clear sound quality, every word can be heard loud and natural, candidates can hear a more original sound during the exam.
Equipped with noise reduction and voltage stabilization magnetic piece which can help and avoid the pulse influence of multiple computers in an examination room. The neodymium boron magnet speaker makes the sound louder.
With precision design, quality leather plastic, Soft and high quality ear cushion enhance all-day wearing comfort.
Unit-body headband construction, flexible mic boom is durable and sturdier.
Convenient in-line controls, easy to adjust this computer headset volume up/down, mute/un-mute the microphone or speaker.
It is dedicated for exams, it can reduce the background noise, weaken the background noise, and make the recording clearer. Also an nice choice for classroom, online chat, business, call center, conference calls, dictation, online courses, webinar presentations, office, education and more.

Specification:

Material: Leather plastic
Size: Length, width and height: 22x9x21cm/8.66x3.54x8.27inches
Weight: 498g
Directivity: Single directional
Sensitivity: 108 dB
Microphone sensitivity: -38±3db
Impedance: 32Ω
Microphone pole length: Approx. 23cm
Speaker Driver Diameter: Ø40mm
Frequency Response: 20Hz-20kHz
(S.P.L ) :97dB±3db
Plug: USB
Cord Length: 2.7m
Total harmonic distortion: 1%
Ear coupling: Over-Ear

Package Includes:

1 Set Around-Ear Headphones(as picture shown)
1 Piece Warranty Card

Note:

All data are measured in the laboratory, and there may be some differences from actual usage.
Item color displayed in photos may be showing slightly different on your computer monitor since monitors are not calibrated same.