Heil PR22-UT (Utility) Microphone w/Vinyl Carrying Bag, Microphone Clip, Windscreen, and 20' XLR Cable! Frequency Response: 50 Hz - 18 kHz Impedance: 600 ohms balanced Max SPL: 145 dB Output Level: -55 dB @ 1 kHz Rear Rejection @ 180 degrees off axis: -30 dB