Silvercrest SPMR1 B1 Operation And Safety Notes page 19

Adjusting the volume
Press the Up button 5 to increase the audio volume. The speaker volume
range will be indicated between 0 to 7L, (highest volume being 7L, and
the lowest volume being 0L).
The set volume is shown flashing on the display for approx. 8 seconds
and is then automatically saved. If you set the volume to "0" a "x" will
also appear next to the loudspeaker symbol.
LED flash light ON/ OFF
You can turn on the LED flash light at anytime by pressing the flash light
ON/ OFF Button 12 .
NOTE: All settings are automatically saved after approx. 8 seconds
and the handheld transceiver will then return to standby mode.
Setting up a different channel (Total 16 PMR radio
channels)
Both of the PMR radio handheld transceivers need to be set to the same
channel for communication.
Step 1: Press the Menu button 6 once and the Transmission Channel
29 indicator will start flashing.
Step 2: Press the Up button 5 or the Down button 8 to select the
desired channel for both handheld transceivers.
Step 3: Press the PTT button 14 to confirm.
NOTE: When using the handheld transceivers, all devices that are
set to the same channel can participate in the conversation.
Transmission
NOTE: All PMR radio handheld transceivers within the range and
set to the same channel, the receive symbol appears and the message will
be played.
20 GB/IE/NI