Sony Ericsson Xperia arc S
The Sony Ericsson Xperia arc S ( Xperia LT18i ) is a high-end smartphone developed by Sony Ericsson running Google's operating system Android 2 . 3 . 4 ( Gingerbread ) . 
<triplet> Sony Ericsson Xperia arc S <subj> Sony Ericsson <obj> manufacturer <subj> Android <obj> operating system <triplet> Gingerbread <subj> operating system <obj> instance of