Facebook for BlackBerry 1.5 introduce: ColorPearl allows you to change the color of the trackball on your BlackBerry Pearl. The ONLY BlackBerry that this will work on is the Pearl/8100! It is the only device with the colored LEDs behind the trackball. There will not be a version for the 8800, Curve/8300, Pearl 2/8120/8130. To enable/disable and set the color, go to Options->ColorPearl. support mobile: Blackberry: 7100 7290 7230 8100 8300 8310 8320 8120 8110 8130 8800 8810 8820 9000