The Shure KSM353/ED Ribbon Microphone is a revolutionary ribbon microphone which features Shures innovative Rosewllite ribbon element to provide a clear and dynamic response even when exposed to high sound pressure levels. Incorporating a frequency response of 30Hz to 15kHz solid metal construction and including a locking flight case the Shure KSM353 is the perfect ribbon microphone for vocal acoustic instrument and concert hall recording applications.