It allows to integrate your OneBox with OWOX Engine (the one rozetka is built at). Orders from OWOX will get to OneBox as workflows (orders). You'll be able to import contacts, categories and products with filters from OWOX. You'll be able also to export the products and categories to OWOX, update the prices and in stock status on the website.
To get the features working provide the following values in the app settings: login, password, URL API.