Wired Business Headset Noise Canceling Binaural Telephone Headphone with Mic for Office Call Center

Feature: 1. [Clear Calls] Business headset with innovative sound balance technology, clear restoration of voice calls. Wideband HD speaker, optimized voice band sound. 2. [Noise Canceling Microphone] Wired business headset with professional microphone noise reduction technology, can shield 90 percent of the background noise. 3. [Hearing Protection] This wired telephone headphone meets international standards for hearing protection, effectively preventing sudden high decibel sound damage to your ear. 4. [Adjustable Headband] The call center headphone uses a slow rebound stainless steel bar with adjustable length to accommodate different head sizes to wear. 5. [Soft And Comfortable] Binaural office headset with ultra soft slow rebound ear cushions, comfortable to wear, suitable for long time wear use. Specification: Item Type: Business Headset Material: ABS, Protein Leather Speaker Unit: Moving Coil Type NdFeB Magnetic Speaker Speaker Outside Diameter Size: Approx. 28mm 1.1in Speaker Frequency Response: 150HZ 4.5KHZ Speaker Sensitivity: 113dB+ 3dB (at1KHz1mw) Speaker 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 Business Headset