901-2591, Schneider Electric, Schneider Electric Harmony XVS Series Siren, 100 → 230 V ac, 97dB at 1 m, AC, Brand Schneider Electric, Supply Voltage 100 → 230 V ac Schneider Electric Harmony XVS Series Siren, 100 → 230 V ac, 97dB at 1 m, AC