Nvidia shield k1 tablet is good product.it have speedly ram and high speed process.display is hd support videos and games. You have to play high definition games in your nvida tablet.support high confidancial computer game you can play with nvidia tablet directly.usb port connectivity is high speed data transfering.sound quality is very good.battary backup is very high.play mp3 is amasing sound quality with hd effect .you have insert sim directly supported.this is very good product