Audio-technica Omni Boundary Mic (Black)

Model #U851RBO

Audio-Technica Warranty
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Packaging Info

Package Weight 1.365 lb
Box Dimensions (LxWxH) 10.5 x 5.6 x 2.8"


Operating Current Consumption 4.4 mA
Operating Voltage 11 to 52 V
Output Connectors 1 x TB3M
Weight 8.92 oz / 253 g
Dimensions (W x H x D) 3.3 x 0.9 x 4.3" / 83.9 x 23.0 x 108.0 mm
Cable Length 25' / 7.62 m

Analog Performance

Pad None
Impedance 50 Ohms
Sound Field Mono
Low-Cut Filter 18 dB/Octave @ 80 Hz
Dynamic Range 111 dB
Sensitivity -31 dBV/Pa
Operating Principle Pressure Operated
Transducer Electret Condenser
Tube No
Polar Pattern Omnidirectional
Frequency Range 20 Hz to 20 kHz
Signal to Noise Ratio 73 dB A-Weighted
Maximum SPL 132 dB SPL
Product Highlights
  • For Surface-Mount Applications
  • High-Output Condenser Element
  • Omnidirectional Polar Pattern
  • Picks up Sound from All Directions
  • Enhanced Rejection of RFI
  • 20 Hz to 20 kHz Frequency Response
  • Switchable Low-Cut Filter at 80 Hz
  • Rotatable TB3M Output Connector
  • 11 to 52 VDC Phantom Powered
  • Includes 25' TA3F to XLR Mic Cable
In The Box
  • Audio-Technica U851RbO Omnidirectional Condenser Boundary Microphone (Black)
  • 25' TA3F to XLR Male Microphone Cable
  • Soft Protective Pouch
  • Limited 2-Year Warranty
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