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Sony ECM-44B XLR Wired Lavalier


Sony ECM-44B XLR Wired Lavalier


The Sony ECM-44B Lavalier Microphone makes the exceptional quality of Sony's electret condenser microphones available for budget-conscious productions, and a variety of sound-reinforcement requirements, such as lectures and demonstrations. Measuring only 8.5 x 14.5mm, the ECM-44B reduces the visual distraction for the audience. The ECM-44B can be depended upon for clean, bright, yet natural reproduction.

Feature Highlights

Primary Features:

  • Excellent cost/performance ratio
  • Electret Condenser
  • AA battery power supply and XLR connector

 Additional Features:

  • Black Finish
  • Wide Frequency Response
  • Single AA Battery Provides 5000 Hours

Frequently Asked Questions

Component DetailsQuantityImage

Sony ECM-44B Omnidirectional Lavalier



Holder Clip




Protective Carrying Case


Energizer AA Rechargeable Battery

1 Mics & Audio - Energizer Rechargeable Battery



General Specifications
Transducer Electret Condenser
Polar Pattern Omnidirectional
Frequency Response 40 Hz to 15 kHz
Sensitivity -53.0 dB ±3 dB
Dynamic Range 90 dB or more
Signal-to-Noise Ratio 62 dB or more
Noise Inherent Noise (0 dB=20µPa): 32 dB SPL or less Induction Noise (from External Magnetic Field): 5 dB SPL or less Wind Noise: 40 dB SPL or less (with windscreen, at 2 m/s
Maximum SPL (0 dB = 20 µP) 122 dB
Power Requirements 'AA' Battery (1.5 VDC) battery power only, does not accept phantom power
Output Impedance 250 Ohms, (+/-20% (1 kHz) balanced)
Pad None
Low Frequency Roll-Off None
Cable Length 9.8' / 2.9 m
Connector B type. Supplied with XLR connector in power supply unit (single AA size battery)
Dimensions Microphone L x D: 0.6 x 0.34" / 14.5 x 8.5 mm Power Supply L x W: 5 x 0.82" / 126.5 x 20 mm Cable L x W: 10' x 0.1" / 3 m x 2.3 mm
Weight Microphone: 0.07 oz / 2.0 g Power supply: 4.2 oz / 119 g

Visit the Sony manufacturer website.

Disclaimer: Manufacturer support pages may list alternate accessories.

This equipment has the following limits for circulation and usage:

DescriptionCirculation Limits
Minimum Length of Reservation/Checkout 30 Minutes (Standard)
Maximum Length of Reservation/Checkout 7 Days (Standard)
Last Modified:   Sun, August 15, 2021 1:54 PM CDT