ตัวแปลงไฟล์ออนไลน์ฟรี EMF เป็น RB

This format is applied in universal vector graphics in Windows applications. It’s used to store collections of graphical drawings. It stores data in the RGB range, not supporting the CMYK system. It can be used as the graphics language for a printer driver. It has a 16-bit structure.

Was developed for the first mass-produced e-book reader – Rocket eBook. The format is written in Ruby. RB files are containers holding the entire content for a Rocket eBook device. It has DRM protection capability which is not used in the books published at present due to the format’s lack of popularity.