Mallory Sonalert MSW 90dB 23mm Medical Alarms feature IEC-supplied sound files and produce medical low-, medium-, and high-priority tones. These compact alarms are approved by UL and cUL to IEC 60601-1-8 AMD2 (2020), meeting Tables G.3 and G.5. The PCB-mount modules include DC circuitry in a 23mm x 14mm housing with two to five PC pins. The MSW series offers a 90dB typical sound level at a distance of 10cm and a range of sound tones, such as continuous, and fast, medium, and slow pulse. Sound types include cardiac, drug-fluid, ventilation, failure, perfusion, and more. Mallory Sonalert MSW 90dB 23mm Medical Alarms have a voltage rating of 2.7VDC to 5.5VDC.