User's Manual

Professional
FM Transceiver
20
FUNCTION INTRODUCTION
You can sending the Text Message by key, maximum predened 50 Text messages.
Press the One Touch Call key to send a predened Text message to a predened ID.1.
Red LED turns on.2.
If the message is sent, two "click" sounds. If the message is not sent, a low tone sounds.3.
Under standby mode, press "Encryption On/Off " key, and it will switch the transceiver to encryption
mode. Other transceivers on the same frequency can not understand the call. Repeat the operation
to turn off the encryption function.
Encryption On/Off
NOTE:This operation is only valid in digital mode and only transceivers using the same secret key
can communicate with each other. The transceiver can support 16 groups of 4 byte secrete key.
Alarm type
Disabled: Radio can not transmit an emergency alarm, but it can receive the emergency alarm signal
from other radios.
Regular: Radio transmits an alarm signal with audio.
Silent: Radio transmits an alarm signal without any audio, the receiver radio starts an alarm. There
Digital Emergency Alarm