Sony - ECM-322BMP unidirectional earset microphone

Artnr: IDS0049136
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The ECM-322BMP is an earset microphone, ideal for a variety of multimedia presentation applications ranging from seminars, conferences to lectures and workshops.
 
Capsule type : Electret Condenser
Frequency response : 70 Hz to 15 kHz
Directivity : Omni-directional
Sensitivity (0 dB=1 V/Pa, at 1 kHz) : -43 dB (7.1 mV) ±3dB
Output impedance at 1 kHz : 1.8 kO ±30% (unbalanced)
Maximum input sound pressure level (0 dB SPL=2E-5 Pa) : 110.2 dB SPL
Connector type : 3-pole mini-jack
Cable length : 1.4 m (4.5 feet)
Dimensions : Boom: 3 dia. x 140 mm (1/8 dia. X 5 5/8 inches)
Mass : 15 g (0.5 oz) excluding cable