Versatility at its best. The shure sm137 professional instrument condenser microphone lets you capture the natural sound and detail of your sound source. Take advantage of excellent isolation with the sm137s uniform cardioid polar pattern keeping unwanted off axis sounds out of your recordings. And when it comes to capturing those difficult loud instruments the switchable 15db pad takes away the worry of distortion giving you crisp clean results.an ultra thin low mass diaphragm combined with the class a transformerless preamp provides a superior transient response enabling you to capture every nuance with incredible accuracy. The mics preamplifier also gives your sound complete transparency with no over hyped frequencies. Combined with shures outstanding build quality and premium components the sm137 will remain a reliable companion both on stage and in the studio for years to come.