From the
guide to Firmwares and flashing:
R541_G_11.56.09R - first reported Dec 2007 by a few users in the USA and Canada.
See this thread. Phones with this fw are also reported to have a small slot for attaching a handstrap on the top left corner of the handset (opposite the stylus).
Summary
• Edge - enabled by default
• USB modes: Modem, Mass Storage, Media Sync
• Battery Life - OK
• Speed - Good
• Camera Quality - 2.0 Megapixel camera, up to 1200x1600 pixels (includes macro)
• Camera Photo Autosave - Yes
• Voice Response accuracy - unknown
• Volume - Good
• Internet Connectivity speed - unknown
• All 4 shortcuts changeable on home screen - Yes
• Languages - English and Chinese (Handwriting, Pinyin and Zhuyin boards)
Advantages:
• Skin - 3 themes, theme name1(grey scale), theme name2(white, grey, blue), theme name3(electric blue and grey)
• Video - up to 352x288
• Screen 3 - unknown
• Run multiple java apps at same time - Yes
• Reported as being Quad-band.
Disadvantages:
• Realplayer - no equalizer
•
Superman/MPKG/SmartAsst - none of these work on this fw!
If any of this information is inaccurate in your experience, please let me know what it is AND what the correct information is (including source) as well as what you did to get smartass working and i will update the sticky. Thank you!