BLUE TOOTH- is a short-range wireless communications technology intended to replace the cables connecting portable and /or fixed devices while maintaining high levels of security. The key features of BLUE TOOTH technology are robustness, low power, and low cost.
Blue Tooth enabled electronic devices transfer data; connect and communicate wirelessly through short-range, adhoc networks known as piconets,
Each device can simultaneously communicate with up to seven other devices within a single piconet. Each device can also belong to several piconets simultaneously. Piconets are established dynamically and automatically as Bluetooth enabled devices enter and leave radio proximity. POWER: The most commonly used radio is class 2 ND USES 2.5mW of power. Bluetooth technology is designed to have very low power consumption.

SAMUDRA PRAHARI -or Guardian of the Sea - a state-of-art Pollution Control Vessel(PSV), the first of its kind in South Asia has been commissioned in the Naval dockyard of Mumbai, to check and clean off the recent oil-spill off the Mumbai Coast.