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Product Details

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Sony ECM-44B Lavalier Microphone with XLR Connector

Calumet # SZ2270

Mfg. Part # ECM-44B

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Product Specifications

Capsule type

Electret Condenser

Frequency response

40 Hz to 15 kHz

Directivity

Omni-directional

Sensitivity

-53.0 dB ±3 dB

Output impedance at 1 kHz

250 Ω ±20% (balanced)

Dynamic range

90 dB or more

Signal-to-noise ratio (A-weighted, 1 kHz, 1 Pa.)

62 dB or more

Inherent noise (0 dB SPL = 2E-5 Pa.)

32 dB SPL or less

Wind noise (0 dB SPL = 2E-5 Pa.)

40 dB SPL or less (with windscreen, at 2 m/s)

Induction noise from external magnetic field (dB SPL/1E-7 T, 0 dB SPL = 2E-5 Pa.)

5 dB SPL or less

Maximum input sound pressure level (0 dB SPL = 2E-5 Pa.)

122 dB SPL

Power supply

AA Battery
Battery life: Approx. 6000 h

Power requirements

DC 1.5 V

Current drain

0.3 mA or less

Cable length

9.8 feet

Dimensions

Microphone head: 11/32 diameter x 19/32 inch
Power unit: 13/16 diameter x 5 inches

Weight

Microphone head only: 0.07 oz
Total: 4.3 oz