Vocal microphone dimensions 162 x 51 mm no switch thread adapter 58 auf 38 series shure sm weight 298 g suitable for public speaking vocals electric guitar wind instruments home recording plucked instruments recording studio livestage transducer type dynamic directivity cardioid sensitivity 1khz 188 mvpa impedance 300 ohm frequency response 50 15000 hz plug xlr operating controls onoff switch features integrated pop filter internal sh