Edwards 757-1A-S70 70V Red Speaker 743-560 They have a durable finish

They have a durable finish to help protect against corrosion

Power supply

650-442 SIMPLEX Main System Supply With ID Net+

The detector is provided with a separate base which attaches to a standard 4-inch square or a 4-inch octagonal electrical box

Edwards 757-1A-S70 70V Red Speaker 743-560 They have a durable finishIntegrity Speakers and Speaker Strobes are designed for broadcasting high quality, integrated, emergency voice communications, as well as alert and alarm tone signals. Use them in life safety applications, especially to notify the hearing impaired and where transitory people are expected such as in hotels, malls, airports, hospitals and other public buildings. These speakers are shipped complete with a DC Blocking Capacitor to permit electrical