Motorola DP 4400 UHF - Manual (Page 46)

Advanced Features
English
38
Intelligent Audio
Your radio automatically adjusts its audio volume to overcome
current background noise in the environment, inclusive of both
stationary and non-stationary noise sources. This feature is a
Receive-only feature and does not affect Transmit audio.
NOTE: This feature is not applicable during a Bluetooth
session.
Use the following features to toggle Intelligent Audio on or off.
Procedure:
Press the programmed Intelligent Audio button to toggle the
feature on or off.
GPS
Global Positioning System (GPS) is a satellite navigation
system that determines the radio’s precise location.
Procedure:
Press the programmed GPS button to toggle the feature on or
off.


NKP_EMEA.book Page 38 Monday, July 2, 2012 3:50 PM