The paper contains information about different aspects of Internet of Things (IoT) mainly concentrating on Embedded systems, sensors, Privacy and Security, Virtual reality and Augmented reality and applications of it. The part-I discusses about embedded systems, sensors and their main applications and brief description of them. The part-II discusses about privacy and security. The part-III contains information about virtual reality and augmented reality and the latest products. At the end we also discuss about the different applications of IoT in everyday life