The new 7700 Series Door Operator from Arrow Lock of Salem, Virginia, is ideal for retrofit applications and converts interior doors that are not fire-rated to automated door openings. The unit is compliant with ADA requirements for handicap accessibility. A touch-free wall switch activates the door, offering hands-free convenience for entering and exiting. The low-energy device requires hard-wired installation with standard electric power. Models are also available with a plug-in power cord or radio frequency operation.