d:dicate 2011C Stereo Pair with Clips and Windscreens in Peli Case. The ST2011C Stereo Pair with 2011C Compact Cardioid Microphones from DPA is a kit that consists of two 2011C Microphones, two microphone holders, two windscreens, two grids, and a foam-lined Peli carrying case. The microphones are matched within a sensitivity of ±1.5 dB, providing accurate sonic reproduction from both mics. The cardioid pattern allows them to obtain a variety of stereo miking techniques, including XY and ORTF configurations. The microphones can also be used for classic recording and as on-stage close mics. Microphone sensitivity is matched within ±1.5 dB Maximum stage separation and level control Low profile mounting options Includes Peli case for transportation and protection DPA Microphones ST2011C Specs Microphone Operating Principle Pressure Gradient Capsule Condenser Polar Pattern Cardioid Performance Frequency Range 20 Hz to 20 kHz Maximum SPL 151 dB SPL Impedance 100 Ohms Load Impedance 2 Kilohms Sensitivity -40 dB at 1 kHz Dynamic Range 117 dB Signal-to-Noise Ratio 74 dB A-Weighted Equivalent Noise Level 20 dB A-Weighted33 dB ITU-R 468 THD < 1% CMRR 50 dB Power Operating Voltage 48 V ± 4 V Operating Current Consumption 2.8 mA Physical Operating Temperature -40 to 113°F / -40 to 45°C Operating Humidity 90% Dimensions ø: 0.75 x L: 3.62" / ø: 19 x L: 92 mm Weight 2.26 oz / 64 g Packaging Info Package Weight 3 lb Box Dimensions (LxWxH) 12.3 x 8.5 x 4.1"