I hope I am posting this in the correct forum. The reason I selected this forum is because of the age of this thing.

The sticker shows this as a "American Bell Consumer Product"

ZCS300A CU

It is 110 vac power and has a FCC pt 68 AS593M-11545-MA-T

mfg Western Electric

see the pics

https://postimg.org/image/5i8gw5vab/

https://postimg.org/image/v2ar2lgo3/

https://postimg.org/image/h9wc6ypwj/

once again I apologize if I screwed this post up

[img]https://postimg.org/image/h9wc6ypwj/[/img] [img]https://postimg.org/image/5i8gw5vab/[/img] [img]https://postimg.org/image/v2ar2lgo3/[/img]

Thank you for any input

data-wolf