Duplex Calls
When using low audio, hold your radio as you would a telephone. Speak into the bottom microphone.
Listen through the earpiece. Keep the antenna at least 2.5 cm from your head and body.
Lapel/Shoulder Use
For Group and Private Calls turn your head towards your shoulder/lapel, and speak directly into the top
microphone. Listen through the internal speaker.
2.9
High or Low Audio Toggle
Your radio is able to switch from the external earpiece to the main speaker using One-Touch button
and is not required to disconnect the external earpiece or PHF.
The states of the routed audio are:
• Speaker HIGH – indicates that audio is routed to the main speaker.
• Speaker LOW – indicates that audio is routed to the earpiece or PHF earpiece, and not to the main
speaker.
2.9.1
Using High Audio
When and where to use: Placing or receiving a Phone, PABX, or Duplex Private call.
Procedure:
1 Hold your radio in a vertical position with its top microphone 5 cm to 10 cm away from your
mouth.
2 Speak into the top microphone and listen through the internal speaker.
Keep the antenna at least 2.5 cm from your head and body.
2.9.2
Using Low Audio
When and where to use: Placing or receiving a Phone, PABX, or Duplex Private call.
NOTICE: It can also be used in group mode when discrete listening is required.
Procedure:
1 Hold your radio as you would a telephone.
2 Speak into the bottom microphone and listen through the earpiece.
Keep the antenna at least 2.5 cm from your head and body.
MN002958A01-AF
Chapter 2: Getting Started
32
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