Brand | A4Tech |
---|---|
Headphone Type | Over-ear |
Connectivity | Wired |
A4Tech HS-28 headphone has noise-canceling microphone, deliver clear and crisp sound, flexible mic picks up sound from any direction with remarkable clarity, light weight adjustable headband, removable and washable ear cushion, 20Hz - 20KHz frequency response, nominal impedance 32ohms, microphone sensitivity -58DB, sensitivity 105dB±3dB at 1000Hz, speaker diameter F40mm, earphone and microphone plug, 3.5mm stereo jack.