ตัวแปลงไฟล์ออนไลน์ฟรี RB เป็น JPE

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.

JPE is an extension used as an optional alternative for JPEG images. It is usually used by digital cameras. For example, some Sony cameras are able to save a high quality JPG image along with the low-res copy in JPE for sending via email.