System Sensor HRL Sounder Red

• Updated Modern Aesthetics • Small profile devices for Horns and Horn Strobes • Plug-in design with minimal intrusion into the back box • Tamper-resistant construction • Automatic selection of 12- or 24-volt operation at 15 and 30 candela • Field-selectable candela settings on wall units: 15, 30, 75, 95, 110, 135, and 185 • Horn rated at 88+ dBA at 16 volts • Rotary switch for horn tone and two volume selections • Mounting plate for all standard and all compact wall units • Mounting plate shorting spring checks wiring continuity before device installation • Electrically compatible with legacy SpectrAlert and SpectrAlert Advance devices • Compatible with MDL3 sync module • Strobes and Horn Strobes listed for wall mounting only