Product details of A4Tech HU-30 Comfort Fit Stereo USB Headset Style: On-the-Head Speaker: 40 mm Frequency Range: 20 Hz-20 KHz Impedance: 32 Ohm RMS: 50 mW Sensitivity: 102 dB MIC...

The soft ear-pad covers comfortably on the ear to provide absolute sound quality as if you're in your own world.

DSP Stereo Equipped with DSP (Digital Signal Processing) stereo chipset to reduce the unwanted background noise and offer clear, crisp audio performance. Rotatable Mic. Boom The omni-directional microphone offers clear...

A4Tech Comfort Fit Stereo Wired Headset Black | HS-30i Play, pause, rec, stop, eject! Amazing quality. Stunning Sound. Superior Comfort! The soft ear-pad covers comfortably on the ear to provide...

Omni-Directional High Performance Stereo Sound Superior Ear Cushions Adjustable Headband Superior Sound Quality Stunning clarity and a bass impact you can feel. Omnidirectional Noise-cancelling Mic. An omnidirectional noise-canceling microphone makes...

USB Digital Stereo Sound Equipped with DSP (Digital Signal Processing) stereo chipset to reduce the unwanted background noise and offer clear, crisp audio performance. 40mm Speaker Unit High-precision 40mm speaker...