MIC5023 Series Boundary Microphone is flush-mount device fixed firmly by screws and pads. Only 2mm can be seen on the desk that maintains cleanliness of the desk, but also is occupied fewer space.Hemispherical and beveled metal mesh design makes the microphone look delicate. Sustained quality of output is guaranteed even the voice comes from highly sensitive core of microphone. Distance does not matter that would not weaken the voice quality as the voice is reflected through desk and widely collected by microphone.