The MALLORY SONALERT part SC628PR is a versatile audio alerting device suitable for various applications. This compact unit operates on a voltage range of 6VDC to 28VDC, drawing only 26mA of current. Emitting a clear and attention-grabbing sound at 68dBA, this device produces a distinctive frequency range of 2400Hz to 3400Hz. Easy to install, the SC628PR features a screw panel mount design for secure and convenient placement. Perfect for industrial, commercial, and safety applications, this Sonalert is a reliable and effective auditory signaling solution.