12
*
Normally on
Slow flickering
Quick flickering
Back Up Battery Notice
Please firstly charge the battery before use for it is uncharged before delivery. The battery service
life can be affected if battery is long idled or consumed up. The battery should be given one circle
of charging/discharging on a semiannual basis to maintain the optimal status of battery capacity.
Replace the battery if it has insufficient volume or fails to fully exert discharging.
Notice
Avoid short circuit of battery terminal or throw the battery in fire. Do not dismantle the shell
of battery without permission.
When battery is installed in host, it will be charged automatically by host if having
insufficient volume, in order to keep the battery fully charged.
Please use the battery at temperature of about 25
℃
and it may easily encounter failure if
being used at temperature below -10
℃
for long period.
Do not expose the Product to sunlight for long period or place it near the heating device.
Do not expose the Product to places with high moisture and corrosion for long period.
Place the battery in waterproof box and shielded places if the Product is installed outdoors.
Avoid direct sunlight for long period or place it near heating device.
Do one circle of charging/discharging on a semiannual basis to maintain the optimal status of
battery volume.
*Please consult local dealer for details.
Functionality
Transmit and Receive communication
The handset can realize no-difference intercom between Handset at long distance or
under strong interference through two Convergences.
For example, press the PTT key of Handset A for emission and in the emission process, the
Handset indicator on the corresponding relay A of Handset A will be normally on (green).
Handset B will receive the call voice, and the Handset indicator on relay B
corresponding to Handset B will be normally on in red.
