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Audio Technica PRO44

Very low profile, uni-directional surface mount boundary microphone.
List price Ex. VAT: £107.50


The Audio Technica PRO44 is a versatile boundary microphone with half-space unidirectional polar pattern, low-profile design, and outstanding sound quality.

The PRO44 is one of our favourite products and is deal for conference tables, podiums, lecterns etc. This versatile boundary mic's self-contained electronics eliminate the need for external power modules. Equipped with a wide-range condenser element with low-mass diaphragm for superior performance.

  • Low profile for minimum visibility
  • Wide-range condenser element with low-mass diaphragm for superior performance
  • Self-contained electronics eliminate need for external power modules
  • Rugged design and construction
  • 25' (7.6 m) detachable cable (TA3F to XLRM-type)

Additional Information


Fixed-charge back plate, permanently polarized condenser

Polar Pattern

Half-cardioid (cardioid in hemisphere above mounting surface)

Frequency Response

70-16,000 Hz

Open Circuit Sensitivity

-25 dB (56.2 mV) re 1V at 1 Pa


100 ohms

Maximum Input Sound Level

114 dB SPL, 1 kHz at 1% T.H.D.

Dynamic Range

86 dB, 1 kHz at Max SPL

Signal to Noise Ratio

66 dB, 1 kHz at 1 Pa

Phantom Power Requirements

9-52V DC, 2 mA typical


2.4 oz (67 g)


2.87" (73.0 mm) maximum width, 3.56" (90.5 mm) maximum length,  0.59" (15.0 mm) height

Output Connector



25' (7.6 m) long, with TA3F and XLRM-type connectors

View FileEC Declaration of Conformity: PRO44    Size: (74.58 KB)
View FileAudio Technica PRO44 Microphone datasheet    Size: (76.99 KB)
Product video for Audio Technica PRO44
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