Microphone Clip On NUBWO Lavalier (M15) BlackBrandNUBWOModelM15Frequency100Hz - 10KHzSensitivity-52.5plusmn;1dBImpedanceN/AConnectorAUX 3.5mmFeatureN/APackage ContentsN/APackage Dimension(W x D x H) : 9.10 x 3.90 x 15.20 cmGross Weight0.50 KG Volume539.45 cm3warranty1 ปี..