Cardioid Condenser Boundary Microphone

$229 + shipping (includes gst)

With its half-space unidirectional polar pattern, low-profile design, and outstanding sound quality, the PRO44 is ideal for conference tables, podiums, lecterns and other installed-sound uses. This versatile boundary mic’s self-contained electronics eliminate the need for external power modules. The PRO44 is 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)

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, 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

PRO44 Spec Sheet (PDF) Download
PRO44 Submittal Sheet (PDF) Download
PRO44 User Manual (PDF) Download

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