The MALLORY SONALERT part PK-20A35EWQ is a high-quality audio component that operates at 3VDC and 24VDC with a current draw of 10mA at 12VDC. This device emits a loud sound with a rating of 95dBA, at a frequency range of 3000Hz to 4000Hz. It is designed for easy installation with its wire lead and flange mount configuration. Whether for industrial, commercial or personal use, this SONALERT part is an excellent choice for applications requiring a reliable and attention-grabbing audio signal.