This is a Kona Makena mountain bike with 11" wheels, perfect for kids age 6-11. It has 7 gears and the shifter, on the right handlebar, is designed specifically for kids. It is an older blue model of this bike: http://www.konaworld.com/makena.cfm . Look at the link for more specifications.
Asking price is $100, email email@example.com if you're interested.