The MALLORY SONALERT part SC648ANR is an audio alert device that operates on 10VDC/10VAC or 48VDC/48VAC power supply. It consumes a low current of 26mA while delivering a sound output of 80dBA. The alert tone frequency ranges from 2400Hz to 3400Hz, ensuring clear and audible notifications. The device is designed for easy installation with a screw panel mount. Ideal for various industrial and commercial applications where a reliable and attention-grabbing audio alert is required.