The 903 audible alert is designed for remote or local monitoring. The alert is field-selectable for a continuous or intermittent tone of 80-96 dB. Push-on wire connectors are included and quickly mounts the device for easy installation. The RCI 903 hardware kit includes stainless steel tamper-proof screws, spanner bit, and the extruded aluminum 1/4" plate with beveled edges that increase durability.