For Corporate or Bulk Enquiries, reach us at avsupport@trianzetech.ae | Call +971 58 161 3661 | WhatsApp +971 58 161 3661
For Corporate or Bulk Enquiries, reach us at avsupport@trianzetech.ae | Call +971 58 161 3661 | WhatsApp +971 58 161 3661
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Audio-Technica U891RCb: Cardioid Condenser Boundary Microphone with Local or Remote Switching, Black

  • Cardioid Condenser Boundary Microphone with Local or Remote Switching, Black
  • Polar pattern: Cardioid
  • Output connector: Microphone: TB3M-type; Cable: Unterminated
  • Cardioid condenser boundary microphone with touch-sensitive capacitive-type user switch
Brand :Audio-Technica
Model : U891RCb

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Applications & Use Cases

  • Boardrooms and meeting rooms
  • Video conferencing and unified communications
  • Lecture halls, classrooms and training rooms
  • Council chambers, courts and government facilities
Audio-Technica U891RCb Cardioid Condenser Boundary Microphone with Local or Remote Switching, Black additional product photo 2
Audio-Technica U891RCb
  • Specifications
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Audio-Technica U891RCb: Cardioid Condenser Boundary Microphone with Local or Remote Switching, Black

The Audio-Technica U891RCb is a premium cardioid condenser boundary microphone designed for professional sound reinforcement, conferencing, recording, and broadcasting. This state-of-the-art microphone is equipped with both local and remote switching options, making it incredibly versatile for a wide range of applications. Supplied by Trianze Tech across Dubai, Abu Dhabi, the UAE and the GCC.

Key Features:

  • Cardioid condenser boundary microphone with touch-sensitive capacitive-type user switch
  • Designed for high-quality sound reinforcement, professional recording, television, conferencing, and other demanding sound pickup scenarios
  • Logic I/O capability for controlling remote devices from the microphone's touchsensitive capacitive-type user switch
  • Multifunctional touch switch: touch on/off, touch to talk, and touch to mute
  • Integral, phantom-powered, two-state RGB LED indicator displays microphone status
  • Superior off-axis rejection for maximum gain before feedback
  • PivotPoint rotating output connector allows cable exit flexibility

Technical Specifications:

Spec Value
Brand Audio-Technica
Model U891RCb
Product Type Boundary Mics
Element Fixed-charge back plate, permanently polarized condenser
Polar Pattern Cardioid
Freq. Response 20 to 20,000 Hz
Low Freq. Roll-off 80 Hz, 18 dB/octave
Open Circuit Sensitivity -34 dB (19.9 mV) re 1V at 1 Pa
Impedance 50 ohms
Maximum Input Sound Level 130 dB SPL, 1 kHz at 1% T.H.D.
Dynamic Range (typical) 104 dB, 1 kHz at Max SPL
Signal-to-Noise Ratio 68 dB, 1 kHz at 1 Pa, A-weighted
Phantom Power Requirements 11 to 52V DC, 9.3 mA
Switches Activation: on/off; Switch function: touch on/off, momentary on, momentary off; Control: local, remote, LED remote; LED Color: mic on, mic off; Flat, roll-off
Weight 253 g (8.9 oz)
Dimensions 0.91 inch (23.0 mm) H x 3.30 inch (83.9 mm) W x 4.25 inch (108.0 mm) D
Output Connector Microphone: TB3M-type; Cable: Unterminated
Cable 25.0' (7.6 m) long, 0.13 inch (3.2 mm) diameter, 5-conductor shielded cable (2 conductors under shield; 3 control wires outside shield); TA5F-type connector at microphone end, output end stripped and tinned for connection to electronic device
Optional Interchangeable Elements UE-H hypercardioid (100 deg); UE-O omnidirectional (360 deg)
Aggregate x
Accessories Included Audio-Technica U891RCb Cardioid Condenser Boundary Microphone; Soft Protective Pouch

Why Buy the Audio-Technica U891RCb Cardioid Condenser Boundary Microphone with Local from Trianze Tech?

  • Genuine Audio-Technica product sourced through authorized channels with local UAE support
  • Pre-sales help matching the U891RCb to your microphones, mixers and installation
  • Fast delivery across Dubai, Abu Dhabi, the wider UAE and the GCC
  • Procurement-ready quotations for venues, broadcasters, schools and corporate projects

Call for Best Price: +971 58 161 3661 | Chat on WhatsApp

Call for Best Price: +971 58 161 3661 | Chat on WhatsApp

Package Contents

  • Audio-Technica U891RCb Cardioid Condenser Boundary Microphone
  • Soft Protective Pouch

Warranty

  • Audio-Technica manufacturer warranty, terms confirmed by Trianze Tech at time of order
  • After-sales support from Trianze Tech in the UAE

Sustainability

  • Replacement accessories are available through Trianze Tech, so the U891RCb can stay in service for longer
  • Supplied through the regional distribution channel to avoid unnecessary re-shipping

Expandability

  • Add further units from the same Audio-Technica conferencing range
  • Works with mixers, DSPs and conferencing codecs through the outputs listed for this product

Distribution

  • Supplied from Dubai with fast delivery across the UAE and GCC
  • Procurement-ready quotations for retail, corporate, education and venue projects

Call for Best Price: +971 58 161 3661 | Chat on WhatsApp

Frequently asked

Questions our clients ask before signing.

If you don't see your question here, our consultants will gladly walk you through specifics on a discovery call.
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Talk to a consultant — most queries are answered in a 15-minute call.
The Audio-Technica U891RCb uses a Cardioid polar pattern.
The Audio-Technica U891RCb has an open circuit sensitivity of -34 dB (19.9 mV) re 1V at 1 Pa, and a maximum input sound level of 130 dB SPL, 1 kHz at 1% T.H.D. Trianze Tech can confirm figures for your application.
Published specifications list the power requirement of the Audio-Technica U891RCb as 11 to 52V DC, 9.3 mA.
The Audio-Technica U891RCb has Microphone: TB3M-type; Cable: Unterminated as its connector.
Published specifications list the impedance of the Audio-Technica U891RCb as 50 ohms.
Trianze Tech stocks the Audio-Technica U891RCb in Dubai with fast delivery across the UAE and GCC. Call +971 58 161 3661 or message us on WhatsApp for the best price and current stock availability.