1.Dsi, dsi xl, or 3ds.
2. internet connection
3. Internet access to get to textnow.com
Step one, Get on your browser. Go to google and search text now. (textnow.com)
Step 1: Step Two, Register for a Account.
Step 2: Have Fun Texting Friends!
Tips: you have a number now, so you can text people who even have real phones!