Perfect for television applications, Sony's 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

MPN: ECM77B

• Omni-directional lavallier condenser microphone with AA battery power supply and XLR connector
  
• High-performance frequency response: 40 -20,000 Hz
  
• Black finish
  
• Two-way powering system: AA-size battery or external power supply
  
• Capsule Type: Electret Condenser
  
• Frequency Response: 40 Hz to 20 kHz
  
• Directivity: Omni-directional
  
• Sensitivity: -36.5 dB (15mV)
  
• Dynamic Range: 90dB or more
  
• S/N Ratio: 64 dB or more
  
• Inherent Noise (0dB=20µPa): 30 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)
  
• Max SPL (dB SPL)(0dB=20µP): 120 dB SPL
  
• Connector: B type. Supplied with XLR connector in power supply unit (single AA size battery)
  
• Cable Length: 9.8 feet
  
• Power Requirements: DC 1.5 V, AA size battery or +48V phantom power
  
• Dimensions: 1/4 diameter X 1/2 inch (Microphone head)
  13/16 diameter X 5 1/4 inch (Power unit XLR type)
  
• Weight: 4.3 oz (Includes Mic and Power Supply)