Single Ear Headset Comfortable Lightweight Noise Canceling Wired Computer Headset with Mic for Call

Feature: 1. WIDE BAND HD SPEAKERS: Computer headset uses wideband HD speakers to optimize the sound of the voice band, showing the perfect sound quality of the human voice. 2. 180 ROTATING STRUCTURE: 180 rotating structure precisely adjusts the fit of the speaker to the ear, so it fits the ear and can be placed flat when you take it off. 3. NOISE REDUCTION: Call center headset adopts professional microphone noise reduction technology, which can block out 90percent of background noise. 4. SOFT AND LIGHT: Office headset features a high tenacity steel bar headband with adjustable length. With simulated protein leather earcups, soft and light. 5. HEARING GUARD: Single ear headset uses international standard hearing guard to effectively prevent sudden high decibel sound damage to the ear. Specification: Item Type: Single Ear Headset Material: ABS, Protein Leather Speaker Unit: Moving Coil Nd Iron Boron Magnetic Speaker Horn Outer Diameter Size: Approx. 28mm 1.1in Horn Frequency Response: 150HZ-4.5KHZ Horn Sensitivity: 113dB+-3dB(At1KHz1mw) Horn Impedance: 150 Ohm +-5percent Speaker Distortion: <1percent Microphone Directionality: Single Pointing Microphone Frequency Range: 50HZ-3.0kHZ Microphone Sensitivity: -44+-3db. Package List: 1 x Single Ear Headset Note: Please allow some error due to manual measurement.