Three below mentioned naval systems, developed DRDO, were handed over to the Navy:-
- USHUS-II submarine sonar
- Directing gear for hull-mounted sonar array
- Inertial navigation system for ship applications
DAC cleared orders worth Rs 2.56 lakh crore to the DRDO out of which about Rs 1 lakh crore was in the last two years alone.
http://indianexpress.com/article/india/navy-gets-3-naval-systems-from-drdo-4584203/