Heinrich's CMS-FP60 is a 60W explosion-proof and fire-proof PA system with EVAC, paging, and music horn speaker. It is specially designed for industrial applications such as oil fields, gas fields, coal mines, and nuclear power stations. It is suitable for use in extremely hostile working environments, both indoors and outdoors, and is waterproof. It can work in explosive gas mixtures in dangerous atmospheres in 0 zone, 1 zone, and 2 zone. It can also work in explosive gas mixtures of IIA, IIB, and IIC. It supports temperature grades ranging from T1 to T6 and has a built-in 100v/70v line transformer. The speaker is IP66 waterproof and fire-proof and has a power output of 60W. The steel enclosure and stainless steel bracket are red, in compliance with BS6259 part 8, and it is approved with explosion-proof EXDII CT6 and fire-proof EN54-24 standards.