![background image](http://html.mh-extra.com/html/motorola/pmln5277/pmln5277_user-manual_245033003.webp)
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DESCRIPTION
The PMLN5277 Behind the Head Heavy Duty
Headset is intended for high noise
environments, to provide privacy and noise
isolation.
The headset consists of the following parts:
• Flexible Noise-Canceling boom
microphone
• Ear cup Push-To-Talk button
• Behind the Head support band
• Cloth strap over the head for additional
support
• Comfort Ear Seal with 24dB Noise
Reduction Rating (NRR)
• Push-To-Talk (PTT) / Voice Operated
Transmission (VOX) Switch
Figure 1.Behind the Head Model
VOX & PTT Switch
Over the Head Strap
Behind the Head Support band
Ear Seal &
Cloth Covers
Ear cup
Push-To-Talk
Button
Headset Windscreen
Mic O-ring
Noise Canceling Microphone
Flexible Boom Assembly
Cable
6875937M01_b_Eng.fm Page 1 Monday, December 13, 2010 3:44 PM