The ELK-M1TWD 2-Way Speaker is a 20 Watt microphone and interior speaker for use with the ELK-M1 Two-Way Listen-in interface. Sporting a simple four wire connection and high sensitivity, up to 12 of these may be connected to the interface and work effectively.
This speaker is ideal for those putting together a system that will allow them to audibly monitor different areas of their business. Because of its microphone and two-way interface, it can also be added to work effectively as an intercom system, allowing you to communicate with people not in your immediate vicinity.