Motorola APX Series Manual

APX 4500 O2 CH
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 Adjusting the Volume
PREPARING YOUR RADIO FOR USE
To increase the volume, rotate the Multi-function Knob
(MFK) clockwise.
The display shows volume bars and volume level when you
change the volume.
To decrease the volume, rotate the Multi-function Knob
counterclockwise.
Multi-function Knob (MFK)

Motorola APX Series Specifications

General

Operating Temperature	-30°C to +60°C
Bluetooth	Yes (Optional)
GPS	Yes (Optional)
Frequency Range	VHF, UHF, 700/800 MHz
Dimensions	Varies by model
Weight	Varies by model
Encryption	AES, DES
IP Rating	IP67
Digital Technology	P25 Phase 1 and Phase 2
Display	Full-color, high-resolution display