IMB30 & IMBL30

Boundary Installation Microphones

Boundary microphones designed for permanent installation in ceilings and tabletops for conferencing and other speech applications

  • True Semisphere™ polar pattern

  • Low profile design

  • Available in black, white or stainless finish

  • Available with LumiComm™ Touch Ring

From $699

  • Only 1.4375 inch (3.6cm) in diameter
  • Available in black, white or stainless finish
  • True Semisphere™ polar pattern
  • 30kHz flat frequency response
  • More gain before feedback
  • Near perfect polar pattern
  • Primary applications include teleconferencing, distance learning, surveillance, boardrooms, government facilities, and ambient room miking
Frequency Response: 60Hz to 30kHz ±2dB at 45 degrees incidence to the surface

Integrated Low Cut Filter Attenuation: -15 dB at 60Hz

Polar Pattern: True Semisphere™

Sensitivity: 60mV/Pa

Power Requirements: 24 – 48V Phantom, 10mA

Max Acoustic Input: 136dB SPL

Output: XLR-3 (pin 2+)

Output Impedance: 65Ω balanced

Min Output Load: 1K between pins 2 & 3

Noise: 20dB SPL (A weighted)

IMBL Light Ring Connector: Phoenix or RJ45

IMBL Light Ring Voltage: 8-28VDC @ 85-170mA

IMBL Light Ring Activation: Momentary Digital Pulse

Microphone Color: Black, White or Stainless Steel

Weight: 0.28 lbs (125g)

IMB30-B 30kHz omni, black finish

IMB30-SS 30kHz omni, stainless steel finish

IMB30-W 30kHz omni, white finish

IMBL30-B 30kHz omni, black finish, red & green LEDs, touch sensor output

IMBL30-SS 30kHz omni, stainless steel finish, red & green LEDs, touch sensor output

IMBL30-W 30kHz omni, white finish, red & green LEDs, touch sensor output

  • Conferencing / Installed Sound
  • Washer
  • Lock Nut

The even frequency response around the mic make mixing for both local reinforcement and VOIP very minimal. These mics are very sensitive and provide a clean signal to the board.

Rusty Bailey, Dominant Sight and Sound