Started in 1886, Bosch is a German multinational engineering and technology company headquartered in Gerlingen, Germany. The core business sectors of Bosch include mobility (hardware and software), consumer goods, industrial technology and energy and building technology. Its public address system provides solution to assets & building through a wide product portfolio that includes video surveillance, intrusion detection, fire detection and voice evacuation systems as well as access control and management systems. Additionally, Bosch also has a significant exposure to professional audio and conference systems for communication of voice, sound and music. It majorly covers some critical industries including airports, railways & metros, industrial manufacturing, banking, marine, oil & gas. It also has its presence in multi-store retail, shopping malls & public buildings.