This model stays in standby mode after power-on and can be triggered or silenced by remote control
The YASONG SLA-01HK+ABT100 is an outdoor infrared beam alarm kit that combines a 120dB sound-and-light siren with a dual-beam infrared detector for perimeter security
Mini LED strobe light for compact visual warning applications
the detector sends a signal to the alarm host and triggers the siren and LED strobe
YASONG SLA-B02X 120dB RS-485 Modbus Alarm Siren, 25W, 12 Tones, IP65, USB Upload, LED Strobe Audible and Visual Alarm Siren This model stays in standbyThe YASONG SLA B02X RS 485 Modbus alarm siren combines a 0120dB adjustable horn, RS 485 Modbus RTU protocol control and LED strobe warning light for factories, warehouses, corporate buildings, residential communities, retail stores and industrial warning systems. This model works by RS 485 command activation: after power is connected, the alarm remains in standby mode and can be triggered by control software sending commands through the RS 485