Nady CM55 Clip-on Drum, Instrument Condenser Microphone Mounts to drum rims, the edge of acoustic guitar sound holes, or the bells of wind instruments for accurate sound reproduction and isolation from other instruments Sturdy rubber-grip spring clamp holds mic securely and prevents marring of finish Adjustable, tight gooseneck and swivel joint allows optimum microphone positioning and holds any convenient angle placement for ultimate ease of set-up Tight hypercardioid polar response is highly effective in suppressing feedback and unwanted sounds Extended 50Hz-20KHz frequency response provides exceptional performance 9-52V phantom powered