Sony ECM-77B Lavalier Microphone

by Sony
Sony ECM-77B Lavalier Microphone
Perfect for television applications, the Sony ECM77B Omni-Directional Electret Condenser Microphone is a miniature lavalier microphone designed to be inconspicuous. This tiny mic runs on either phantom power or AA battery operation. The ECM77B comes with an XLR connector.


Transducer Electret Condenser
Polar Pattern Omnidirectional
Frequency Response 40 Hz - 20 kHz
Dynamic Range (Typical) > 90 dB
Signal-to-Noise Ratio 64 dB, (@ 1 kHz)
Maximum Input Sound Level 120 dB, (@ 1 kHz, 1% THD)
Power Requirements AA Battery (1.5v DC), or Phantom Power 48v DC
Output Impedance 150 Ohms, (+/-20%, 1 kHz Balanced)
Output Connectors XLR-3M Type
Applications Radio, Television and Broadcast

Microphone: .5 x .25" (12.5 x 5.6mm) LxDiameter
Power supply: 5.25 x .82 (131.5 x 20mm) LxW
Cable: 10' x .09" (3m x 2.3mm) LxW

Microphone: 0.053 oz. (1.5 g)
Power Supply: 4.2 oz. (120 g)


Reviewed by 1 Customers
Rating: 5.0
Great sounding reliable mic
Rating: 5.0
By from north Queensland on
I used the Sony Lavalier for years when I taught production - reliable and indestructible. I upgraded for myself to have the option of phantom power. beautiful sounding mic. very happy.

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