Features:

• Activation of the call button on an Indoor station causes a distinctive ring to sound at all connected phones in the house
• Designed to easily fit within a standard dual gang box or low voltage ring
• Indoor Station includes back box and screw less wall plate
• Interfaces with system via 47000-MKB
• It can serve as one of a maximum of 12 intercom stations that can be attached to the system in 4 zones