[Crystal Connector]

[USB Interface]

[Dual 3.5mm Interface]

[Single 3.5mm Interface]

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 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.

Spec:
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: 150Ω±5%
Speaker Distortion: Microphone Directionality: Single Pointing
Microphone Frequency Range: 50HZ-3.0kHZ
Microphone Sensitivity: -44±3db

How to Use:
Plug and play.

PackageList:
1 xBusiness Headset