Installation - Retevis RT638 Operating Instructions Manual

INSTALLATION

Removing the belt clip Pull the belt clip latch away from the unit.
See picture as right.
Installing the Batteries
FOR USE OF RECHARGEABLE BATTERIES:
If your walkie talkie comes with a rechargeable battery , USB cable,
dual USB adaptor and dual USB car charger.The fully charging
time is about 12 hours,during charging , there is red light on the LCD screen meanwhile
battery icon will flash,when it is fully charged, the red light will be
off. The USB cable, adaptor and car charger will only charge the single ni-mAh rechargeable battery or ni-mAh
rechargeable battery pack which provided and not other types of rechargeable batteries.After placing batteries
into correct positions, replace the battery cover.
Remarks:Dont charge the alkaline battery.
FOR USE OF NON RECHARGEABLE BATTERIES:
1.Slide down the battery compartment cover.
2.Insert 3 x AAA batteries (not included).
3.Position the batteries according to the polarity marking on the battery compartment. After placing batteries into
correct positions,replace the battery cover.
Low Battery Meter Indicator
The radio can detect the low battery level when the battery voltage goes low. The battery icon will display the low
battery status.
When battery voltage is low, the empty battery symbol will appear and continue to blink. The battery symbol will
continuously blink until it totally drains the battery voltage where then you will have to replace the batteries.
Transmitting Range
The talk range will depend on your surroundings and environment. It will be affected by obstructions such as hills
or buildings.
Don't try to use two radio units which are less than 1.5m (5 feet) apart. Otherwise, you may experience
interference.
Talk range depends on the terrain. It will be affected by concrete structures, heavy foliage and by operating radios
indoors or in vehicles.
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