Audio-Technica PRO 44 ProPoint Condenser Boundary Microphone Overview:  

With its half-space unidirectional polar pattern, low-profile design, and outstanding sound quality, the PRO 44 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 PRO 44 is equipped with a wide-range condenser element with low-mass diaphragm for superior performance.

Feature:

• 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)

Specifications:

• ELEMENT: 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
• IMPEDANCE: 100 ohms
• MAXIMUM INPUT SOUND LEVEL: 114 dB SPL, 1 kHz at 1% T.H.D.
• DYNAMIC RANGE (typical): 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
• WEIGHT: 2.4 oz (67 g)
• DIMENSIONS: 2.87″ (73.0 mm) maximum width,
• 3.56″ (90.5 mm) maximum length,
• 0.59″ (15.0 mm) height
• OUTPUT CONNECTOR: TB3M-type
• CABLE: 25′ (7.6 m) long, with TA3F and XLRM-type connectors