outdoor siren, outdoor bell box, outdoor sounder for burglar alarm systems or home security system

SL-500 Outdoor Bell Box
(outdoor siren, outdoor bell box, outdoor sounder, garden siren, battery backup siren, siren with strobe)
- highly resistant PC housing, UV prevention
- twin piezo sounders with 120db at 1m,
- single piezo sounder is optional
- SAB/SCB function available
- positive/negative siren trigger
- positive/negative strobe trigger
- battery backup
- lens colors in red, blue, orange, white
- two way tamper switch protection
- LED diagnosis indication