How can you increase the volume on your samsung u900 soul?

Press: *#0002*28346# Press "back" twice to get to the main menu Press: 1 (RCV-Config) Press: 2 (Call Config) Press 3: RCV Codec Gain Press 4: cod_rx Type value 12 and press OK. Maximum volume is now set to 12 dB for during phonecalls. Press the hang-up key. High volume is now set. You'll need to decrease the volume during your next phonecall !! You can also find the volume settings for other things like for the MP3 player etc in the menu. Use at your own risk! If you switch off the phone and turn it on again, settings may be replaced again by the defaults.