The Sony PRS-650 supports the following formats:
Book
- EPUB file (.epub file extension); EPUB (OPS version 2.0) supported
- PDF file (.pdf file extension); Support is based on the PDF 1.6 specification
- BBeB (.lrf or .lrx file extension)
- Text file (.txt file extension)
- RTF file (.rtf file extension)
- Word file (.doc or .docx file extension); If Microsoft Word is installed on your computer, Word files will be automatically converted to RTF files by Reader Library during transfer to your Reader or a compatible memory card
Audio
- MP3 file (.mp3 file extension); The following specifications should be met in order to import an MP3 file (Bit rate: 32 to 320 kbps; Sampling frequency: 22.05, 44.1 kHz; File must be unsecured)
- AAC file (.mp4, mp4a, .mov, or .qt file extension); The following specifications should be met in order to import an AAC file (Bit rate: 40 to 320 kbps; Sampling frequency: 24.0, 44.1, 48.0 kHz; File must be unsecured)
Picture
- JPEG file (.jpg or .jpeg file extension)
- GIF file (.gif file extension); For an animation GIF only the first frame will be shown
- PNG file (.png file extension)
- BMP file (.bmp file extension)
2 x English dictionaries (Oxford American & Oxford English), plus 10 x bilingual dictionaries (E-F/F-E, E-G/G-E, E-S/S-E, E-I/I-E & E-D/D-E); double-tap on a word to look it up using the touch-screen
Highlighting, notes, bookmarks, search - all via touch-screen
To view all notes: OPTIONS -> Notes -> List
Page scrolling via touch-screen, or buttons
Page modes: Original, Margin Cut, 2-Column Split, 3-Column Split, Full Page
Zoom in and lock pages
Font sizes: XS, S, M, L, XL & XXL
Non-backlit B&W display: E Ink Vizplex Pearl