[Adjustable Headband] The call center headphone uses a slow rebound stainless steel bar with adjustable length to accommodate different head sizes to wear.

[Noise Canceling Microphone] Wired business headset with professional microphone noise reduction technology, can 90 percent of the background noise.

[Soft And Comfortable] Binaural office headset with ultra soft slow rebound ear cushions, comfortable to wear, suitable for long time wear use.

[Hearing ] This wired telephone headphone meets international standards for hearing , effectively preventing sudden high decibel sound damage to your ear.

[Clear Calls] Business headset with innovative sound balance technology, clear restoration of voice calls. Wideband HD speaker, optimized voice band sound.