ICC / Intervox ICC/Intervox BRP4016L-12-CP, Sounder; 100 dB; Intermitt: 1-1; 3 to 24 VDC; 18 mA; 2800 Hz; 41.2 mm; 60 mm
ICC / Intervox ICC/Intervox BRT2821L-12, Transducer; 40 mA (Max.); 12 VDC; 2800 Hz + 0.2 KHz; -20 to degC; 20 mm
Johnson Controls A19ABC-24C A19 Series Remote Bulb. Control, Single-Pole, Single-Throw, Adjustable Differential , Gray