LX550 LX550 is a mobile phone manufactured by LG. Latest user agents:LG-LX550 AU-MIC-LX550/2.0 MMP/2.0 Profile/MIDP-2.0LG-LX550 AU-MIC-LX550/2.0 MMP/2.0 Profile/MIDP-2.0 Configuration/CLDC-1.1(Linux LLC 1.2)LG-LX550 AU-MIC-LX550/2.0 MMP/2.0 Profile/MIDP-2.0 Configuration/CLDC-1.1