ASK-4® #304


Audio Monitoring Kits
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For Integrators

The ASK-4® #304 is a four zones audio monitoring system designed ideally for connection to IP cameras or DVRs. Verifact® A microphones can pick up sounds within a 30′ diameter circle. The model IF-4 interface adapter connects to the microphones, supplies power to the microphones and drives audio into the input of the recording device. The four Verifact® A microphones are designed for ceiling mount applications.


  • Line level audio output (RCA) to DVR, IP Camera, etc.
  • Adjustable gain potentiometer
  • Low-profile for ease of installation

Verifact® A:

  • Omni-directional, within 30′ diameter circle
  • Durable, high impact ABS housing
  • Can be placed up to 1000′ away from the base station

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Product Details

Box Contents
(4) Verifact A, IF-4, AD-1, (4) Single RCA Cable, (4) RCA to 3.5mm Plugs (All cable lenghts 6ft.)
Installation Requirements
4″ Speaker
Adjustable gain potentiometer
Durable, high impact ABS housing
Durable, powder coated extruded aluminum housing
Four zones audio monitoring system
Line level audio in & out (3.5mm jacks)
Line level audio output (RCA) to DVR, IP Camera, etc.
Low-profile for ease of installation
May be deployed up to 1000’ from the Louroe base station
May be located up to 1000′ from the Louroe microphone
Omni-directional within 30’ diameter circle
Single zone Power over Ethernet (PoE) extractor
Single zone audio monitoring system
Two zone audio monitoring system

For Integrators

  • DVR
  • Encoders
  • IP Cameras
Other Info
Adapter Input impedance
17.5 KΩ@ 1kHz
Adapter Output impedance
11 1⁄2”L x 4 3⁄4”W x 1 1⁄4”H
12.5 oz
Microphone Type
Electret Condenser
Microphone Output
Line Level (0 dB 600Ω @ 1 kHZ)
Microphone Dimensions
4"Dia x 1 1⁄2"H
Microphone Weight
3.5 oz
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