The camera works. The film is unopened so not tested. A search about this film says it's good for one year so it should work until January 2027 (see last image).
AI Overview: "The Polaroid Autofocus 660 (or Sun 660) is a premier 1981 vintage 600-series instant camera featuring proprietary Sonar Autofocus technology. It uses sound waves to accurately measure distance, providing sharp, automatic focusing for 600-type film. The camera features a 116mm, f/11 plastic lens, integrated auto-flash, and a distinctive boxy design, making it highly regarded by collectors for its improved, reliable image clarity."
Key Features and Specifications:
Sonar Autofocus: Emits an ultrasonic pulse that bounces off subjects to set focus, which can work in complete darkness.
Lens: 116mm, f/11 single-element plastic lens.
Film Type: Uses Polaroid 600 film.
Flash: Built-in automatic flash that cannot be forced off in standard mode, designed for low-light scenes.
Flash override: A button under the flash allows bypassing autofocus, setting focus to infinity.
Light Management System: Features a slider for lighten/darken exposure control.
Minimum Focus Distance: Approx. 3 feet.