* Built in 1 LED flash circuit for sound output indication 4 siren sounds to be playing from 4 independent trigger keys (TG1, TG2, TG3, TG4 pin).
* LH pin: Trigger mode option by one shot with re-trigger type (LH pin open) or level hold type (LH pin connect to GND).
PIN SOUND LIST
TG2 Fire Engine
TG3 Police Car
TG4 Ki, Ki, Ki .......... Alarm
* Application: Toys, TV games, key chains, alarm systems.
* Package Type: DIP-16L