Thanks to its location, Medium Rectangle is a very distinctive and popular advertising format. Medium Rectangle can take the form of a classic static ad or you can set it in motion using an html file.
Example of creative
![](/wp-content/uploads/2019/07/iphone_template_blank_screen.png)
Example of creative for mobile device
Example of format Medium Rectangle serving on Centrum.cz for desktop deivce
Technical parameters
Measurement | Data size | Supported file type |
---|---|---|
300×250 | 100 kB | jpg/png/html5 |
Important
- URL for click-through (including metrics, if available) and external impression tracking code, if is required, please send along with your files.
- For the HTML5 format, you must follow the definition of click-through.