YASONG SLA-05BK 130dB Dry Contact Trigger Alarm Siren, 45W, 12 Tones, IP65, USB Upload, LED Strobe Product Size:40.3 × 18.5 × 20.4cm USB audio upload for custom

USB audio upload for custom alarm sounds or voice prompts

Suitable for alarms with remote control function

This model uses an external dry contact signal trigger and can work with different switching-value control systems

2 miles in open areas without walls

Wiring is required and the alarm does not come with a plug

YASONG SLA-05BK 130dB Dry Contact Trigger Alarm Siren, 45W, 12 Tones, IP65, USB Upload, LED Strobe Product Size:40.3 × 18.5 × 20.4cm USB audio upload for customThe YASONG SLA 05BK dry contact trigger alarm siren combines a 0130dB adjustable horn, 45W alarm power and LED strobe warning light for sensors, motion detectors, entry access control systems, relays, control panels and outdoor industrial security areas. This model works by dry contact signal activation: when an external device sends a voltage free switch signal, the siren triggers both sound and light warning. It supports multiple voltage options and