1. A system to detect events by monitoring sound signals of an environment, wherein the system comprises: a processor; and a memory coupled to the processor, wherein the memory has a plurality of modules stored therein that are executable by the processor, the plurality of modules comprising: a receiver to receive input signals from a configured sensor network, wherein the input signals comprises a combination of sound signals and location data of the environment; a frame analyzer to create and compare sound frames for predefined time intervals from the input signals received by the receiver; a context builder to associate contextual information and apply at least one rule from a rule builder to the sound frames to determine the context, wherein the rule builder comprises a configured rule data having rule elements of location, time, sound attributes and a priority; an alert generator to flag an event, generate alerts and communicate with authorities regarding the event; an action logger to record the at least one sound associated with the event and contextual information associated with the event in the central server; and a central server to store at least one sound frame and contextual information of the event, for continual learning.