Phone cards

Model Number: LTE Mobile Phone Cards for Operator Brand Name: GR card Key Specifications/Special Features: Bulk 4G LTE 64k or 128k JAVA USIM blank programmable card support STK menu, OTA applicationFor human beings, SIM cards are become more and more important, they are not just a simple cards, they are the keys of the world, and the passport of modern civilizationThe industry group that provides LTE network standards is the 3rd Generation Partnership Project (3GPP). LTE was first developed for data transfer. Mobile providers and equipment manufacturer industry leaders joined together in early 2009 to create the Voice over LTE via Generic Access (VoLGA) Forum. VoLGA is devoted to expanding LTE access technology so it can also support voice and Short Message Service (SMS) text messaging using existing networks.The goal of this forum is to allow wireless broadband providers to transition to this new technology without rebuilding their entire networks from the ground up.LTE have faster speeds for mobile wireless users, lower costs and enhanced capacity for network providers compared to previous networks.The main products of us are SIM cards, have several kind of card support different network like GSM, CDMA, EVDO, WCDMA or LTE, and our LTE cards are compatible with WCDMA and GSM networks, can work in LTE, WCDMA and GSM network