This is Sony's flagship interchangeable lens camera (ILC) with a unique dual wheel interface and a lightweight magnesium alloy body. The Sony NEX-7 weighs about 10.3 ounces or 291 grams. The Sony NEX-7 features TRINAVI interface which allows the user to use a pair of top mounted control wheels, along with the rear wheel to adjust numerous settings simultaneously, without jumping into the system menu. The TRINAVI interface allows creative control for professional and amateur photographers. The Nex-7 also features an integrated XGA OLED Trufinder viewfinder for precision framing and focusing. The Sony NEX-7 iis available with an exclusive 18-55mm zoom lens or just the body only.