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Ships within 48 hours · Estimated delivery Sep 10 - Sep 15
and extended-wear
If you are using another form of front rest
3 AAA Alkaline or Lithium Weight
IPX7 Warranty
component is the 940nm
FM53/54 Microphone Assembly Color:Black and extended-wearThis VPU (Voice Projection Unit) Microphone Assembly is specially designed for the FM53 54 AVON masks. The internal microphone can easily be connected via the Electronic Communication Port (ECP) on the inside of the mask. This will allow the user to then connect external communication systems to the FM53 54 mask for communication to Radio Networks. The Voice Projection Microphone Assembly is intrinsically safe and conform to UL Std. 913 Class I, II,
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