Designed for Brass and Woodwind Instruments. Miniature Clip On Design. Spring Type Clamp with Adjustable Goose-neck. Shock Mount Design. 3 Pin XLR ConnectionPower Supply: 9-52Vdc Phantom Power Pickup Pattern: Cardioid Response: 50Hz-18kHz Sensitivity: -64db Impedance: 220 Ohms. The CX-508 Miniature clip on condenser microphone is designed for brass and woodwind instruments. Its flat response with a slight presence peak in the upper frequencies ensures natural and bright reproduction without colouration. It has an excellent shock mount and flexible goose neck for optimum microphone positioning. Phantom power is required to operate the microphone.. microphone-instrument microphone-condenser microphone-drum microphone-brass microphone-woodwind microphone