Telephone Ring Signaler
Wall-mount, flashes a lamp and transmits to receiver(s).
Plugs directly into telephone line
Built-in outlet to flash your plugged-in lamp
Has switch to allow lamp to be turned on and off for normal room lighting
Transmits signal to remote receiver(s) to flash lamps in other rooms
Flash patterns follow the ring pattern
Can plug in the add-on strobe to flash signaler itself instead of a lamp