External siren and strobe connectors use 4-wire connections for tamper circuit, strobe power, and siren power, with separate activation from the alarm panel for audible and visual alerts during alarm events.
| Pin | Name | Function | Type |
|---|---|---|---|
| 1 | VCC | 12V DC supply | PWR |
| 2 | GND | Ground | GND |
| 3 | SIREN | Siren activation input | I/O |
| 4 | STROBE | Strobe activation input | I/O |
| 5 | TAMPER | Tamper switch circuit | I/O |