Clarity is key. Especially when it comes to instruments. So take advantage of the shure ksm141 sls premium design and construction. A rotating collar allows easy switching between cardioid or omnidirectional polar pattern helping you get the very best out of your sound source.an ultra thin gold layered mylar diaphragm combined with a class a transformerless preamp provides you with an extremely fast transient response with exceptional transparency. The preamp also prevents any crossover distortion as well as keeping harmonic distortion to an absolute minimum. No matter what youre recording the ksm141 sl can handle it. A three position lf filter lets you eliminate background noise and counteract the proximity effect. Whilst a switchable pad offering options for 0db 15db and 25db means this high performance mic can handle huge spls all the way up to 170db.