Features: 100% Brand New and quality Type: Mini microphone Material :Plastic+Alloy Frequency Response:40-16500Hz Sensitivity Reduction:-36dB/Pa±3d Directivity:360° omnibearing recording 3.5 double track plug, ordinary MP3/4 computer earphone interface, suitable for any computer models 360 °, noise resistance, high condenser microphones core, can be used for computer and cell phone recording equipment Small, lightweight, microphone terminal insert directly, and don't need an external battery. Left and right channel stereo recording Can be used for stereo recording on laptops and cell phone Package Include: 1 x Mini Microphone