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

2 miles in open areas without walls

130dB loud sound for high-noise industrial areas

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

This product is a visual warning light and does not include a built-in battery

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