Hi I want to ask a question. i saw a lot of videos about Samsung S4 which is released from china but it has 1GB Ram And Rom 4 GB but this one is has 2GB Ram and Rom 16 GB is it true? and also different of price/ that one 180$ dollor round about and this is 318 $ dollor i dont understand plz tell me different of each other? reply:we sell high quality s4 only,not sell poor quality s4.you can compare the s4 of us with lower price,there is many difference.thanks...