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Discontinued. We suggest the VeriFact® 550 as a replacement.
AOP-SP-CF is end of life, for replacement consider AOP550
Included in: ASK-4® #371

AOP-SP-CF is a speaker microphone. It is a flush ceiling mount speaker microphone designed to interface with various modes of audio/video transmission systems (NVR, IP camera, encoder). There is a control potentiometer for adjusting the sensitivity of both transmitted and received audio. It includes model BR-4WS grill baffle. For surface ceiling, request model AOP-SP-CS.

** Also available as vandal resistant**

  • Speaker microphone for IP cameras
  • Designed for ceiling flush mount
  • Omni-directional microphone, within 30′ diameter
  • 4″ Speaker w/ 1 W Amplifier
  • Line level input & output
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5-Year warranty
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Audio Monitoring Notice

When this equipment is used as part of an audio monitoring system, the law requires that the public be given notice of AUDIO MONITORING ON THE PREMISES.
Two decal notices are included with each microphone shipped.

Federal Law References: Federal Regulations, US Code, Title 18, Crime and Criminal Procedure. Sec 2510.



  • Encoders
  • IP Cameras
  • NVR


Use Cases


Grill Size
12.875″ Diag.
Electret Condenser
Microphone element sensitivity
-45 dB
Frequency response
40 Hz - 15 kHz

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Have a question about the AOP-SP-CF? Contact us directly.
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