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General Information - Motorola Voiceducer MDRMN4044 Manual

Ear microphone system
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GENERAL INFORMATION

VOICEDUCER Ear Microphone
The VOICEDUCER two-way communications
device was designed to fit the contours of the
external ear canal. Although it looks like an
ordinary earphone (receive only), the earpiece
actually contains both a patented accelerometer
microphone as well as miniature receiver
component.
Ear Microphone shell — Houses the
1
accelerometer microphone and
electromagnetic receiver.
Silicone Eartip — Replaceable, facilitates
2
user comfort and hygiene.
Ear Microphone Connector/Cable —
3
Kevlar reinforced and allows connection
of the ear microphone to the interface
module.
Pin Assignments
1. Transmit Audio (white)
2. Receive Ground (shield/red)
3. Receive Audio (red)
4. Vacant
5. Microphone Ground (shield/white)
6. Vacant
4
2
1
3
MAEPF-26893-O
Main Key
1
2
3
4
MAEPF-26894-O
6
5

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