High powered speaker station provides reliable alarm tone notification and emergency voice instructions for emergency warning and notification. It can be configured for operation up to 3200 watts of continuous audio output power. The high powered speaker station includes a stainless steel siren control enclosure with an attached isolated and ventilated battery compartment, enclosure mounting bracket and mounting hardware. The siren enclosure contains an amplifier integrated with a high performance RTU section, a conventional VHF or UHF radio and mounting hardware, an intrusion switch, a temperature compensated battery charger and a power on/off circuit breaker.