Audix M1255B Miniaturized Condenser Microphone

Miniature Cardioid Condenser Microphone

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What's in the box:

  • 1 x M1255B Miniaturized Condenser Mic
  • 1 x CBLM25 25' Cable With Mini-XLRf - XLRm Connectors
  • 1 x MCMICRO Mic Stand Adapter (not available with models in white)
  • 1 x MCHANGER Hanging Clip
  • 1 x WS1218 External Windscreen

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for choirs, vocal/instrumental ensembles, ambient room miking

The M1255B is a miniaturized condenser microphone with a fully integrated preamp, detachable cable and is designed with very high sensitivity for distance miking. Applications include ceiling mount or table mount for conferencing, hanging choir miking, location recording, audience or room miking. The M1255B has complete immunity from RF interference caused by cell phones and GSM devices and is equipped with a cardioid capsule.

Unit is also available with hypercardioid, omni or shotgun capsules. Microphone has unique ability to be used in a wide variety of live, studio and broadcast applications and is available with a variety of clips and accessories for musical instruments, overhead stage miking, podiums, conferences and presentations.


  • Small, lightweight, low profile
  • Miniaturized preamp circuitry
  • No external power adapter needed
  • 12 mm gold vapor diaphragm
  • Immune to RF interference
  • Extremely low noise, high SPL handling
  • 3 year warranty

Specifications for the Audix M1255B

{ "Transducer Type" : "Condenser", "Frequency Response" : "50Hz-19kHz", "Polar Pattern" : "Cardioid", "Output Impedance" : "150 Ohms", "Sensitivity" : "38 mV / Pa at 1k", "Signal/Noise Ratio (A-weighted)" : "73dB", "Equivalent Noise Level (A-weighted)" : "21dB", "Maximum SPL at .5% THD" : "=130dB", "Dynamic Range" : "109dB", "Power Requirements" : "18-52V", "Connector" : "3 pin mini-XLRm", "Polarity" : "Positive pressure on diaphragm produces positive voltage on pin 2 relative to pin 3", "Housing / Finish" : "Machined brass / Powder coat", "Applications" : [ "Overhead mic for choir, group vocal", "Acoustic instruments", "Ambient room miking", "Symphonic area miking", "Speech / Presentation", "Cymbals / Percussion" ], "Length" : "2.1" / 53.34mm", "Weight" : "0.7oz / 19.84g" }

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