Downriver Mutual Aid (Project 25) Radio System
From The RadioReference Wiki
Talkgroups identified so far:
TG 201 - D - Radio Checks / "Grosse Ile PD to <person's name> on the new radio system" TG 202 - unid
Talkgroups identified so far:
TG 201 - D - Radio Checks / "Grosse Ile PD to <person's name> on the new radio system" TG 202 - unid