Emergency Call
668 Model:Long press Bluetooth button on the top of panel
for more than 2s ,then can active “Emergency Call”;
668Plus Model: Long press (FM-/Call) button on the side
panel for more than 2s ,then active the “Emergency Call”
Now:The red indicator of radio flashes and makes aloud
emergency call to the same frequency (channel one) radio.
Press the PTT to quit the emergency call.
After operation this function, the radio would stop on Channel
01 till you rotating the Channels. If not ,radio would flash
green to tip .
Scan Function
When active the scan function by PC program ,and turn to the
Channel 16 ,then radio tips the sound of “scanning” . If report
“16” , it means turn off the scan function.
Turning on the scan function and being standby ,radio would
scan the signal one by one from the present channel.
When match with same signal ,LED light would flash green
and receive signals .Then you can transmit the information
by PTT .If there is no operation on the radio ,it would return
to scan .
Example: When active the scanning of Channel 3,5,7 ,
radio would scan automatically when get to Channel 16 .
Once receiving the signal from anyone of channel 3,5,7,16,
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Functions Operations
Professional Handheld FM Transceiver
