YASONG SLA-900MY-2000 130dB 150W Outdoor Remote Control Siren, 2000m Range, IP65, USB Audio, LED Strobe Voltage:AC220V This model works by motion

This model works by motion detection trigger: after wiring and power-on

oil fields

the siren stays in standby mode

Microphone speech mode for real-time voice amplification

outdoor construction sites

YASONG SLA-900MY-2000 130dB 150W Outdoor Remote Control Siren, 2000m Range, IP65, USB Audio, LED Strobe Voltage:AC220V This model works by motionThe YASONG SLA 900MY 2000 is a high power wireless remote control alarm siren with a 0130dB adjustable loud horn, LED strobe warning, and 150W output for outdoor and industrial emergency alerts. This model stays in standby mode after power on and can be turned on or off by remote control. The remote range is rated up to 2000m 1. 24 miles in open areas without walls. 150W high power siren output for strong warning coverage 0130dB adjustable volume