If you want to try the printing for Brother mobile printer from Android device, Please use "Brother Print SDK Demo".
In such case, you don't need to download this library.
[Supported printer]
MW-140BT, MW-145BT, MW-260, PJ-662, PJ-663
(Brother laser printers and ink-jet printers are not supported.)
[Supported OS]
Android 2.2/2.3/3.0