The ECM-77 is probably the most often seen lapel microphone on TV and it is used widely in both studio production and on location. Its popularity is based on a combination of excellent sound quality, robust construction and an attractive cosmetic design. This microphone is the ECM-77BC supplied with a 4-pin locking plug for use with WRT-822 and WRT-8B wireless transmitters.As a lapel microphone, the ECM-77 is an alternative to the traditional hand held microphone and being 'hands free' it allows the presenter to concentrate on her/his performance.

The ECM-77 is probably the most seen microphone on TV and its compact design creates a professional image.

The ECM-77 is an essential tool for achieving good quality voice recording. The microphone's capsule is designed for voice pick-up with an extended frequency response and impressive sensitivity. The popularity of the microphone in TV production means that most sound people will be familiar with using the ECM-77.

• Capsule Type Electret Condenser
• Frequency Response 40 Hz to 20 kHz
• Directivity Omni-directional
• Sensitivity *[1] -39.0 dB (11.2 mV)
• Output Impedance *[2] 2.5kΩ±30%, Unbalanced
• Dynamic Range 90d B or more
• Signal-to-Noise Ratio *[3] 64 dB or more
• Inherent Noise *[4] 30 dB SPL or less
• Induction Noise From External Magnetic Field *[5] 5 dB SPL or less
• Wind Noise *[6] 40 dB SPL or less (with windscreen)
• Maximum Input Sound Pressure Level *[7] 120 dB SPL
• Connector BC type. Supplied with Sony 4-pin (SMC9-4P) connector
• Mic Cable 3.9 feet
• 1.2 m
• Power Requirements DC 1.1 V to 10.0V
• Power Consumption 0.4 mA or less
• Dimensions *[8] φ5.6 X 12.5 mm (Mic head)
• φ1/4 X 1/2 inches (Mic head)
• Mass Approx. 25.5 g
• Approx. 0.9 oz 

Supplied Accessories:

1x Single/horizontal type tie clip, 1xMetal-mesh type windscreen