Calltel HW528N Mono-Ear Headset - Noise-Cancelling Mic, USB Quick Disconnect Cable

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The Calltel HW528N Mono-Ear Headset - Noise-Cancelling Mic, USB Quick Disconnect Cable features a big-earpad design and premium protein earpad/premium foam earpad bringing you more comfort for longer sessions. Enjoy a higher quality call experience thanks to its uni-directional noise-canceling microphone, which blocks background noise, so you can clearly communicate. The Calltel HW528N features broadband enhanced designed speaker, for a superior pro sound quality.

Its adjustable headband makes it comfortable to wear regardless of size. It also features a medical-grade silicone T-bar and a big-earpad design which is soft and durable. For versatility, it features multi-connector options, making it widely compatible with various devices across the board. For safety, it comes with acoustic shock protection, which can limit certain sounds from being too loud.



  • Broadband-enhanced design
  • Acoustic Shock Protection
  • Uni-Directional noise-canceling microphone
  • Medical grade silicone T-bar
  • Big-earpad design brings more comfort



Microphone work Frequency 100 16kHz
Sensitivity -40dB +- 2dB (f 1KHz, 0dB) (RL 2.2K Vs 3.0V)
Current consumption 800A
Speaker Frequency response 20 20k Hz
Distortion Less than 1% at 1KHz 0.1W
Input Interface Quick Disconnect Connector
Weight 220g
Class Mono-Ear
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