QRM
Repeat the message due to interference or unclear communication.
QRR
Emergency situation or request for immediate assistance.
QRT
Ending communication or going off-air.
QTH
Location or address of the incident.
QRA
Identification of the police unit or officer.
190
The emergency police phone number in Brazil (similar to 911 in the U.S.).
Ponto Base
Refers to a designated base or patrol area.
Ponto Zero
Refers to the starting point or location of a response.
Code 1
Emergency – immediate action is required (lights and sirens are on).
Code 2
Urgent but non-emergency – respond quickly without lights and sirens.