Ahead of 4G launch Vodafone invites customers to change their SIM to USIM in Gujarat
Vodafone India has started inviting the customers in Gujarat to upgrade their SIM to USIM (Universal Subscriber Identification Module), so that they can enjoy their upcoming 4G network in that region. For those of you who are new to the concept of USIM and how it differs from the normal SIM, here is a brief– While a normal SIM supports 2G & 3G network, USIM supports 2G, 3G, 4G networks as... Read More