| General | |
| Manufacturer: | Sony |
| Model: | PRS-900 |
| Measurements | |
| Dimensions (mm): (width x height x thickness) |
15 x 123 x 206 |
| Weight (g): | 360 |
| Display | |
| Display type: | E-Ink Vizplex |
| Screen Size: | 7.1 |
| Screen Resolution (px): | 600 x 1024 |
| Grayscale: | 16 |
| Touchscreen: | Yes |
| Built-in lights: | No |
| Supported formats | |
| Text: | BBeB, DOC, EPUB, PDF, RTF, TXT |
| Graphic: | BMP, GIF, JPEG, PNG |
| Audio: | AAC, MP3 |
| Processor | |
| Processor Type: | FreeScale i.MX31 |
| Clock Frequency (MHz): | 532 |
| Memory | |
| Read-only memory (ROM) (MB): | 1638 |
| Memory Cards: | Memory Stick Duo, SD, SDHC |
| Communications | |
| Other: | 3G |
| Multimedia | |
| Output of earphones: | 3.5 |
| Charging | |
| Capacity battery (MAh): | 1400 |
| Running time (number of displayed pages) |
12000 |
| Charging | |
| Charging from USB: | Yes |
| Additionally | |