New Delhi, Mar 10 (ANI): South Korean technology giant Samsung Electronics' new devices have been designed with a 'live proof' feature which enables the user to take it along even into the shower, during heavy rains or in dusty areas, thereby giving tough competition to rival iPhone. The smartphone which was launched at New Delhi's Le Meridian Hotel comes in black onyx, gold platinum and silver titanium colour variants.The cost of Galaxy S7 and Galaxy S7 edge is Rs. 48,900 and 56,900 respectively.