AJAX 42808.11.BL3 Wireless Indoor Siren, Black

Protect interiors with a compact, high-impact alarm: the AJAX 42808.11.BL3 Wireless Indoor Siren delivers loud, reliable audible alerts and smart control for commercial and residential security. Built by AJAX, this wireless siren emits up to 105 dB with adjustable volume from 81–105 dB and configurable alarm duration from 3 to 180 seconds, giving you flexibility to match response procedures and tenant comfort. Battery-powered and tamper-resistant, it provides dependable indoor protection with minimal upkeep. Remote setup and daily control via the AJAX app plus QR-code pairing speed deployment, while an external LED connector enables visible signaling to complement CCTV and access-control monitoring. Compatible with AJAX hubs and radio range extenders, the siren integrates into complete alarm and surveillance systems for centralized monitoring and faster incident response. Ideal for offices, retail stores, and multi-tenant buildings that need discrete, effective intrusion alerts. Add the AJAX Wireless Indoor Siren to your security setup for professional-grade audible protection — order now or contact us for system integration advice.

• Immediate audible deterrent with adjustable volume (81–105 dB) to fit offices, retail or residential spaces
• Remote setup and control via app plus QR-code pairing for fast, hassle-free installation and commissioning
• Battery-powered, tamper-resistant design ensures continuous protection and reduced maintenance for indoor security
• Customizable alarm length (3–180 s) and delay indications let you tailor alerts to your monitoring and response workflows
• External LED connector for visible alarm signaling and seamless integration with surveillance or access control systems