Added documentation about -dpi and -color options
diff --git a/content/2.0/commandline.md b/content/2.0/commandline.md
index 1a638f6..a6e7265 100644
--- a/content/2.0/commandline.md
+++ b/content/2.0/commandline.md
@@ -191,6 +191,8 @@
| -outputPrefix | Name of PDF document | The prefix to the image file. |
| -startPage | 1 | The first page to convert, one based. |
| -endPage | Integer.MAX_INT | The last page to convert, one based. |
+| -dpi | detected from screen (or 96 if headless) | DPI resolution of exported images. |
+| -color | rgb | The color depth (valid: bilevel, gray, rgb, rgba). |
## PrintPDF ##
