1. Twin piezo sounders with 120db at 1m.
2. Single piezo sounder is optional.
3. SAB/SCB function available.
4. Positive/negative siren trigger.
5. Positive/negative strobe trigger.
6. Battery backup.
7. Lens colors in red, blue, orange, white.
8. Two way tamper switch protection.
9. LED diagnosis indication.
1. Size(mm): 300(L) x 220(W) x 65(H). 2. CE approved.