Sony ECM-55B Omnidirectional Lavalier Condenser Microphone

With a black anodized finish and a frequency response tailored for enhanced presence and improved voice quality, Sony's ECM55B Omni-Directional Electret Condenser Lavalier Microphone is well suited for a wide range of applications. The microphone features a two-way powering system, meaning it will work through an AA-size battery or an external phantom power supply. And the head of the mic weighs only 6.5 grams (0.23 ounces). Supplied metal windscreen and clips.

Features:

• Omni-directional, electret condenser microphone.
• Successor to the ECM-50 microphone, the world’s first electret condenser lavalier microphone.
• Large microphone head of 10.6 mm (7/16 inch) diameter offers rich sound reproduction.
• High signal-to-noise ratio and low inherent-noise characteristics.

Specifications:

• Capsule type: Electret Condenser
• Frequency response: 30-18,000Hz
• Directivity: Omnidirectional
• Sensitivity (0dB=1V/Pa, at 1kHz): -52.0 dB +/-2 dB
• Output Impedance at 1 kHz: 100 ? ±20% (balanced)
• Dynamic Range: 98 dB or more
• Signal-to-Noise Ratio (A-weighted, 1kHz, 1 Pa): 66 dB or more
• Inherent noise (0dB SPL=2E-5 Pa): 28 dB SPL or less
• Wind Noise (with windscreen, at 2 m/s): 40 dB or less
• Induction noise from external magnetic field: 5 dB SPL or less
• Maximum input sound pressure level: 126 dB SPL
• Power Supply
  • Battery: IECR9 or LR6
  • Battery life (LR6): approx. 6000 h
  • External power: DC 12 to 48 V
• Power Requirements: DC 1.5 V
• Current Drain
  • Internal battery: 0.3 mA or less
  • External power: 2 mA or less
• Cable length: 9.8 feet (3.0 m)
• Dimensions:
  • Microphone head: 7/16" diameter x 27/32" length (10.6mm x 21mm)
  • Power unit: 13/16" diameter x 5 1/4" length (20.0mm x 133mm)
• Weight:
  • Microphone head only: 0.23 oz (6.5 g)
  • Total: 4.5 oz (127 g)