Audio-Technica Omnidirectional Element Microphone Mount (AT4049BEL) The Audio-Technica AT4049b-EL is a professional-quality omnidirectional condenser mic capsule designed for use with the AT4900b-48 mic body. The omnidirectional pickup pattern captures sound from all directions, making it ideal for recording room ambience. The capsule operates via 48V phantom power, which is supplied by the mic body. Features: Works With The Audio-Technica AT4049B, AT4051B and AT4053b Condenser Microphone systems Specially engineered to meet the most critical acoustic requirements of professional recording, broadcast and sound reinforcement Omnidirectional polar pattern provides maximum ambient pickup Direct-coupled, balanced output results in a clean signal even under high-output conditions State-of-the-art design and manufacturing techniques ensure compliance with A-T's stringent consistency and reliability standards RoHS-compliant - free from all substances specified in the EU directive on the reduction of hazardous substances (RoHS) Specifications: Element: Externally polarized (DC bias) capacitor Polar Pattern: Omnidirectional Frequency Response: 20-20,000 Hz Low Frequency Roll-Off: 80 Hz, 12 dB/octave Open Circuit Sensitivity: -34 dB (19.9 mV) re 1V at 1 Pa Impedance: 50 ohms Maximum Input Sound Level: 145 dB SPL, 1 kHz at 1% T.H.D., 155 dB SPL, with 10 dB pad (nominal) Noise: 16 dB SPL Dynamic Range (Typical): 129 dB, 1 kHz at Max SPL Signal-To-Noise Ratio: 78 dB, 1 kHz at 1 Pa Phantom Power Requirements: 48V DC, 4.8 mA typical