Neumann KM-131 Omnidirectional Microphone - Your Ultimate Sound Capturer
The KM 131 is a remarkable microphone. It's perfect for various scenarios like filming, stage performances, or in concert halls. • Multiple capsule options: Choose from seven active capsules with different directional characteristics for diverse applications. • Compact and unobtrusive: Ideal for use with cameras or suspended from the ceiling, it won't get in the way. • High-quality sound: Features a uniform hypercardioid pattern, high suppression of unwanted sound, and a linear frequency response with a slight treble lift. This makes it a great choice for capturing clear, professional-grade audio. In terms of technical details, it has a pressure transducer acoustic operating principle, an omni free-field equalized directional pattern, a frequency range from 20 Hz to 20 kHz, weighs only 11 g, and has a diameter of 22 mm.
Features:
- Uniform hypercardioid pattern without off-axis coloration
- High suppression of unwanted sound
- Linear frequency response with a slight treble lift
- Low self-noise (15dB-A)
- Low impedance output for long cable runs without transmission losses
- Compact size, virtually unobtrusive
Specifications:
- Acoustic Operating Principle: Pressure transducer
- Directional pattern: Omni free-field equalized
- Frequency range: 20 Hz...20 kHz
- Sensitivity at 1 kHz: -41 dBFS
- Equivalent noise level, CCIR: 24 dB
- Equivalent noise level, A-weighted: 13 dB-A
- Signal to noise ratio, CCIR: 70 dB
- Signal to noise ratio, A-weighted: 81 dB
- According to IEC 60268-1
- re 94 dB SPL
- Max SPL at 0 dBFS: 135 dB
- Max SPL with 18 dB preatt.: 153 dB
- Current consumption: max. 150 mA (DPP)
- Weight: 11 g
- Diameter: 22 mm




The Neumann KM-131 Omnidirectional Microphone is perfect for videographers, stage performers, and audio professionals. Its compact size (22 mm in diameter, 11 g in weight) makes it easy to use with cameras or suspend from the ceiling. With multiple capsule options, it can adapt to various applications. It features a uniform hypercardioid pattern, high suppression of unwanted sound, and a linear frequency response with a slight treble lift, ensuring high-quality audio capture.