On the Samsung official website, a low-end model SM-Z130H was exposed. In terms of hardware configuration, it uses a 1.2GHz processor, an 800 * 480 4-inch screen, 512MB RAM, and a rear 3.2 megapixel processor. Interestingly, it uses Samsung's own Tizen OS system.
Of course, SM-Z130H is expected to be a low-end model, mainly targeting developing countries and probably targeting Android One.