Supervises up to 5 remote microphones

• Each unit includes four onboard fully supervised audio circuits which are expandable to eight circuits when an ECC-CE4 module is added
• Any combination of up to eight ECC-50DAs or ECC-125DAs per system for a total of 1100 watts of audio power and 24 speaker circuit outputs.
• Supports both Class A (Style Z) and Class B (Style Y) wiring.
• Easy setup and configuration by using a simple, built-in web based programming utility on the ECC-50/100
• UL2572 (Communication and Control Units Mass Notification Systems).
• Built-in power supply and battery charger that supports up to 35AH. (For batteries larger than 18 AH, use the BB-26 or BB-55F Battery Box.)
• ECC-50DA is field selectable for 25 volts or 70.7 volts of operation.
• Sturdy, scratch resistant cabinet.