Tested and works. Great piece of vintage equipment.

This is a fully functional Ring-It! Pro Series Telephone Line Simulator from Digital Products Company. The device has been tested and is confirmed to be in working order. It is made in the United States and comes with all necessary cables and accessories.

This item is perfect for those in the business and industrial sector, particularly those in telecom systems. It is a great addition to any office and can be used for a variety of purposes. Don't miss out on this opportunity to upgrade your telecommunications capabilities.