Mallory Sonalert Products, Inc.
ELECTROMAGNETIC TRANSDUCER, 2.7KHZ, 90DB; Transducer Function:Audio Indicator; Supply Voltage Min:2VAC; Supply Voltage Max:5VAC; Current Rating:90mA; Tones:Continuous; Sound Level SPL:90dB; Resonant Frequency:2.7kHz; Product Range:- RoHS Compliant: Yes