RAM Upgrade
First thing is first!

HDD Upgrade
It is good to have HDD with larger capacity.

Do not be too patient! Your Duo can be more powerful with a few tips. Let's see what you can do...

Original & Dangerous Projects
If you feel reckless...

Project Blue
Change green LED to blue!

Project X'tal
Twinkle crystal ball makes it lovely.

Project S
How about 'Clear Body'?

Project S Extra
Let's make clear parts by yourself!

Introducing you some original and fascinating tune-up ideas to make alternative Duo!

At your own risk!
Unauthorized tune-up may not allow you to have Apple's support. Think twice before you do anything stupid!