The Samsung Galaxy S4 is a full 5 inch 1080P AMOLED which features a smart retina scroll. You can start a track or stop it with air gestures and you can also apply this when you surf web pages. The phone also supports 100 MB download and 50 MB upload while sporting a big removeable battery (2600 MAh). Weighing at just 130g this Jelly Bean (4.2.2) powered device will 2 GB LPDDR3 Ram, Bluetooth 4.0 and up to 64 GB of storage. Happy Listening!