since they have been decoded by open IV i had to figure these out for myself so figured id share
AIRHORN_EQD is the air horn "duh"
AMBULANCE_WARNING - FIRE_TRUCK_HORN are both unused as far as i can find
SIREN_PA20A_WAIL - SIREN_2 - POLICE_WARNING
Lifeguard
Police
Police2
Police3
Police4
Policeold1
Policeold2
Policet
Pranger
Riot
Riot2
Sheriff
SIREN_WAIL_01 - SIREN_QUICK_01 - POLICE_WARNING
Ambulance
SIREN_WAIL_02 - SIREN_QUICK_02 - POLICE_WARNING
FBI
FBI2
SIREN_FIRETRUCK_WAIL_01 - SIREN_FIRETRUCK_QUICK_01 - POLICE_WARNING
Firetruk
SIREN_QUICK_03 - SIREN_WAIL_03 - POLICE_WARNING
Policeb
SIREN_WAIL_04 - SIREN_QUICK_04 - POLICE_WARNING
Sheriff2