TRANSDUCER PIEZO 2.9KHZ 78DBA 16VDC; Transducer Function:Alarm; Tones:Chime; Supply Voltage Min:6V; Supply Voltage Max:16V; Operating Current Max:16mA; Sound Level SPL:78dBA; Resonant Frequency:2.9kHz; Product Range:- ;RoHS Compliant: No