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receive the signals or operate, battery power-saving turn off.
Low power alert
It appears when need charger or change the battery. If battery power is lower than
6V to receive or transmit, LED displays red and appears "DU" sound.
Busy channel locked
When turn on the keypad, in the same channel, when it is busy, if press PTT keypad,
it will appears "DU" sound to alert and prohibit to transmit. Release PTT switch
to stop alert sound and back to the receive mode.
QT FREQUENCY CHART （39 FREQUENCIES）
QT
Frequency
NO
HZ
1
67.0
2
69.3
3
71.9
4
74.4
5
77.0
6
79.7
7
82.5
8
85.4
9
88.5
10
91.5
DCS（83 CODES）
023
114
025
115
026
116
031
125
032
131
043
132
047
134
051
143
054
152
065
155
071
156
072
162
073
165
074
172
QT
Frequency
NO
HZ
11
94.8
12
97.4
13
100.0
14
103.5
15
107.2
16
110.9
17
114.8
18
118.8
19
123.0
20
127.3
174
205
223
226
243
244
245
251
261
263
265
271
306
311
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QT
Frequency
NO
HZ
21
131.8
22
136.5
23
141.3
24
146.2
25
151.4
26
156.7
27
162.2
28
167.9
29
173.8
30
179.9
315
445
331
464
343
465
346
466
351
503
364
506
365
516
371
532
411
546
412
565
413
606
423
612
431
624
432
627
QT
Frequency
NO
HZ
31
186.2
32
192.8
33
203.5
34
210.7
35
218.1
36
225.7
37
233.6
38
241.8
39
250.3
631
632
654
662
664
703
712
723
731
732
734
743
754
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