I heard a shutter sound when I pressed the button. I have also confirmed that the red flag comes out. I have not tried taking pictures with film loaded. I haven't checked anything else. I am selling this cheaply, so please understand that it is non-refundable and non-returnable. The following is an excerpt from the manufacturer's website: Product Name: Olympus Pen EEs-2 PEN Series Release Date: May 1968 The "Olympus Pen EEs-2" is a camera with a 28mm F3.5 lens and fixed focus. The price at the time was 11,000 yen (with case). 35mm Film Image size: 24mm x 17mm Lens: D. Zuiko F2.8 f=30mm Shutter speed: 1/30 second and 1/250 second (program shutter) Film sensitivity: Manual ASA (ISO) 10-200 Focusing: Estimated distance (3-point zone focus) Vintage / Antique / Retro /