ALL 12 month warranty models have these options:

upgrade RAM to 1.5GB,
add a portable DVD-RW drive,
add an extra battery or AC adapter

**For the latest prices always check our shopping cart,
all options have 12 months warranty

in addition to the above options, ALL 3 year warranty models also have option to:

Change Colour, Keyboard,
also Upgrade HDD to 120GB

**For the latest prices always check our shopping cart,
some options have only 12 months warranty.