http://tinyurl.com/2rhman

""Lighter and thinner than a typical paperback; weighs only 10.3 ounces.
Holds over 200 titles.
Long battery life. Leave wireless on and recharge approximately every other day. Turn wireless off and read for a week or more before recharging. Fully recharges in 2 hours.
Unlike WiFi, Kindle utilizes the same high-speed data network (EVDO) as advanced cell phones—so you never have to locate a hotspot.
No monthly wireless bills, service plans, or commitments—we take care of the wireless delivery so you can simply click, buy, and read.
Includes free wireless access to the planet's most exhaustive and up-to-date encyclopedia—Wikipedia.org.

AND..... Ta-daaaa!

Email your Word documents and pictures (.JPG, .GIF, .BMP, .PNG) to Kindle for easy on-the-go viewing.

How about this as a cheaper alternative to the MusicPad Pro?
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An arranger is just a tool. What matters is what you build with it..!