This 4-wire station family with 12 keys is especially made for camera intercom.

It is possible to connect max.10 camera stations together.

Connector F (connector G for loop thru) is for camera 1-6.

Connector H (connector I for loop thru) is for camera 7-12.

Anyway each camera station can speak with their own cameras or all

camera stations can speak with the same camera.

Each combination is allowed.

For more 4-wire stations with 12 keys see the list on the left-hand side.