Nokia Lumia 638 is a dual SIM Windows Phone device with 4G LTE connectivity
Nokia has already released its first dual SIM Windows Phone device, the Lumia 630 Dual SIM. But it lacks 4G connectivity which is found in the Lumia 635. Looks like Nokia has quietly released Lumia 638 in China which combines the features of Lumia 630 Dual SIM and Lumia 635 as it includes dual SIM card slots along with 4G LTE connectivity. It also... Read More