The SP4-LOC is a Local Operator Console and Remote Microphone, designed for indoor use with the SAFEPATH4 (SP40/2 and SP40S) panels and the ACU-340 for mass notification applications. The SP4-LOC contains the SAFEPATH4 Remote Microphone (SPRM) and eight black push on/push off buttons which provide a contact closure used to activate the SP40/2 or SP40S digital messages in the ON position. The buttons change color from black in the OFF position to green in the ON position.