User's Manual
18
Press and hold 
1. 
 key for over 2s to enter general setting menu.
Press 
2. 
/   key  to  choose  No.01 
menu, LCD displays "STP--125".
Turn selector knob  to select the desired 
3. 
frequency  channel  step.  Channel  step:  5K,  6.25K,  8.33K,  10K, 
Press 
4. 
key to conrm and exit.
Press and hold
1. 
key for over 2s to enter general setting menu.
Press 
2. 
 or   to select the desired function option.
Turn selector knob to select the desired setup.
3. 
Press
4. 
to conrm and exit.
Meanwhile, if you want to  edit channel name or start up menu, press
or
to move forward or backward, Press   to store and 
exit.
Only  in  frequency  (VFO)  mode,  this  function  is  valid.  Turn  selector 
knob  to  select frequency or frequency scanning  which  is  restricted by 
frequency step size. 
8
General Setting
Frequency Channel Step Setup
This function is auto-hidden in channel mode.
 DTMF, DTMF ANI, 2Tone or 5Tone Signaling
DTMF/5Tone/2Tone  signalling function  as  similarily  as  CTCSS/DCS. 
Without receiving correspondent tone signalling, the speaker will remain 
mute. DTMF  and  5Tone  signalling  can  be applied for other  advanced 
features such as ANI, PTT ID, group call, remotely stun, remotely kill, 
waken,...etc.. The signalling edition must be done through programming 
software. Please refer to the HELP option in the programming software 
to know how to operate these features.
Press and hold 
1. 
 key for over 2s to 
enter into general setting menu.
Press 
2. 
/  to choose No.2 menu, 
LCD displays "T-OFF".
Turn selector knob to 
3. 
select the desired setup.
"
DTMF":  The  channel  will  be mute  by a  DTMF  signal. The 
speaker  won’t  be  open until  receiving  a  correspondent DTMF 
signal. Hold "PTT" then press  [UP] or press 
 directly to 
transmit the pre-stored DTMF signaling. 
In Profession transceiver mode, the functions from No.1 to No.17 
will be auto-hidden.
In DTMF signaling mode,press
for 2s  until  LCD displays 
"AN---", turn selector knob to select desired digit (the other party 
ID).In this mode, press 
to  confirm  exist  digit  and  move 
cursor to next, press 
 to forward cursor.After editing, press
key to operate ANI call.
"
2TONE": The channel will  be mute 
by  a  2-Tone  signal.  The  speaker 
won’t  be  open  until  receivi ng  a 
correspondent  2-Tone  signal.  Hold 
"PTT" then press [UP] or press 
directly  to  transmit  the  pre-stored 
2-Tone signaling.
"
5Tone": The  channel  will  be  mute 
by a 5-Tone signal. The Speaker won’t be open  until receiving 
a correspondent  5-Tone signal.  Hold "PTT" then press [UP]  or 
12.5K,










