Professionally designed for musical instruments and recording purposes, the Sterling Audio ST55 microphone receives vibrations from every direction that helps in providing clear sound. Made with Cardioid pattern, this Sterling Audio professional microphone delivers maximum response along with the axis and producing optimum output. This Sterling Audio condenser microphone can easily and precisely capture the entire range of human voice with a frequency response from 20-18000Hz. This Sterling Audio professional microphone also features an impedance of 200 ohms for brilliant reproduction of music. Mono sound mode of this Sterling Audio condenser microphone reinforces both voice and music effectively. The -29.89 dBm effective output level of the Sterling Audio ST55 microphone can produce a booming volume, loud enough to be heard from far away.