Gone are the days when Samsung, Apple, and other reputed OEMs made some path breaking innovations. Out of nowhere came the Chinese handset makers like Vivo, Xiaomi, OnePlus slowly started dominating the Indian market like no one did. Earlier this year at CES 2018, Vivo showcased the world’s first smartphone with in-display fingerprint scanner that uses Clear ID FS9500 optical fingerprint sensor from Synaptics. Continue reading “Vivo X21 Review”