A4Tech FH200U Conference USB Over-Ear Headphone Premium Audio for Meetings and Calls

Equipped with DSP (Digital Signal Processing) stereo chipset to reduce the unwanted background noise and offer clear, crisp audio performance.

High-precision 50mm speaker unit provides crystal clear sound.

Unique dual-support headband adjustable comfort for personal preference.

Bulit-in metal headband avoids deformation and provides strength and durability.

Over-Ear soft leatherrette ear pads feature environmental noise insulation and comfortable fit.

Built-in unidirectional microphone which can be twisted discretionarily, picks up your voice loud and clear. Reduces unwanted background noise for clear conversation.

Volume knob on the headphone housing for convenient control.

Speaker Unit: 50 mm

Frequency Response: 20 Hz – 20 KHz

Sensitivity: 100 dB

Impedance: 16 ohm

Microphone

Frequency Response: 100 Hz-10 KHz

Sensitivity : -44 dB

Cable Material: Tangle-Free Braided Cable

Cable Length: 200 cm

Port: USB

System Requirement：Windows 7/8/8.1/10，Mac OS X