TRANSDUCER ALARM 85DBA 28V PANEL; Supply Voltage Min:16VDC; Supply Voltage Max:28VDC; Tones:Slow Pulse; Sound Level SPL:75dBA; Transducer Function:Alarm; Current Rating:40mA; Resonant Frequency:3.3kHz; Transducer Mounting:Panel ;RoHS Compliant: Yes