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(6) Wide/Narrow bandwidth (WN) - MENU No.5
This function is used to set the working bandwidth of the radio.
You can choose between wide or narrow bandwidth.
WIDE: 25KHz
，
NARROW: 12.5KHz
Note: In channel mode, this function cannot be modified.
(7) Backlight (ABR) - MENU No. 6
With this function you can adjust the auto off time of the display backlight (1-5s).
Note: we suggest you setting 4-5s levels.
(8) Dual Watch Operation (TDR) - MENU No. 7
When this function is activated, you can receive the frequency of channel A and channel B at the same time.
If a signal is detected, the
▼
/
▲
pointer
will blink on the corresponding channel or frequency.
Note: In Dual Watch operation mode, you can change the parameter of AB channel or frequency freely.
(9) Keypad beep (BEEP) - MENU No. 8
When this function is enabled, every time a button is pressed, you will hear a beep tone.
(10) Time-Out-Timer (TOT) - MENU No.9
The TOT function is used to prevent a too long transmission and limits the tx time: TOT temporarily stops the transmission if
the radio has been used beyond the max pre-set time (for example 15s, 30s, 45s, etc).
(11) Receiving DCS (R-DCS) - MENU No.10
DCS codes are similar to access codes and can be added to channels, so as to create a sort of personal channel. They enable
