• The ECC-50DA(E) and ECC-125DA(E) units come stan- dard with four onboard fully supervised speaker circuit zones, and are expandable to eight circuits when an optional ECC-CE4 module is added.

• The ECC-50BDA includes eight onboard fully supervised speaker circuits/zones.
• Any combination of up to eight ECC-50DA(E)s, ECC- 50BDAs, or ECC-125DA(E)s per system can be used with the ECC-50/100(E) for a total of 1100 watts of audio power and 24 speaker circuit outputs.
• The ECC-50BDA can be used in the following configura- tions:

          – 50 Watts primary / 50 Watts back up

          – 100 watts primary / No back up

          – 100 watts primary / 50 Watts backup (Optional ECC- 50WBU required)

• The ECC-50BDA supports the use of low frequency sound- ers per UL 464. Refer to the Device Compatibility Docu- ment #15384 for compatible devices.
• Supports both Class A (Style Z) and Class B (Style Y) wir- ing.
• Easy setup and configuration by using a simple, built-in web based programming utility on the ECC-50/100(E).
• UL2572 (Communication and Control Units Mass Notifica- tion Systems). UL 864 (Emergency Voice Evacuation for Fire).
• 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(E) and ECC-50BDA are field selectable for 25Vrms or 70.7Vrms of operation.
• Sturdy, scratch resistant cabinet