The TM1 Plus, a combination kit which includes the TM1 measurement microphone, threaded acoustic windscreen, shock mount clip, ½ inch calibrator adaptor and microphone calibration data on CD. The data files are a numeric representation of the TM1 frequency response. These, together with the provided sensitivity of the microphone, can be used with a variety of popular software measurement systems to correct the response curve of the microphone. The TM1 is a 6mm pre-polarized condenser microphone that is designed, assembled and tested by Audix in Wilsonville, Oregon. The microphone features a precision machined four stage brass body and capsule housing, low noise SMT circuit, nickel plate finish, field replaceable parts, Switchraft ® XLR and shock absorbent O-rings. All accessory items for the TM1 are included in the TM1 Plus to make this kit an exceptional value. SUPPLIED ACCESSORIES: Threaded acoustic windscreen Shock mount clip Calibration adaptor for use with ½ inch calibrators Sensitivity & calibration data (CD) FEATURES: 6mm pre-polarized condenser capsule High SPL response Precision machined brass housings Low noise electronics Replaceable electronics and capsule 3 year warranty APPLICATIONS: Test and measurement Real time analyzers Room analysis software programs Ambient room miking Retrostar Music is a trusted source for the best gear!