Specifications Optional Accessories and Replacement Parts Type Dynamic (moving coil) Frequency Response 70 to 15,000 Hz Polar Pattern Cardioid Output Impedance 600 Ω Sensitivity at 1 kHz, open circuit voltage Microphone Clip for SM58, SM57, SM87A, Beta 87A, Beta 87C, PGA57, PGA58, PGA48, PGA81 Microphone Clip for SM58, SM57, SM87A, Beta 87A, Beta 87C, PGA57, PGA58, PGA48, PGA81 A25D 5/8" to 3/8" Thread Adapter 31A1856 7.6 m (25 ft.) Cable (XLR-XLR) C25J 25 foot (7.