Samsung Galaxy Ring SPH-M840 per Juli 2013, is available at least on two US Mobile Carrier: Virgin Mobile at the first and followed up by Boost Mobile. For the User Guide (Manual) and the Specs that we give you at this post, we deliberately uses the Virgin Mobile version. Although, there isn’t much differences between those two, except for some preloaded “carrier” applications.
Samsung Galaxy Ring comes with 4.0-inch display diagonally size, WVGA 480 x 800 pixels resolution, and runs on Android Jelly Bean version 4.1 Operating System with TouchWiz UI. Along with Virgin Mobile, you can have the device with prepaid / non contract condition. It’s works on CDMA technology dual-band 800 1900 Mhz supports for EVDO Rev.A