Edwards EST 757-8A-SS70 Speaker-StrobeIntegrity 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