Mumbai: The Directorate of Revenue Intelligence (DRI) has seized 11,060 prohibited walkie-talkie sets of Rs 2.5 crore, and second-hand hard disk drives (HDDs) worth Rs 6.75 crore, collectively valued at Rs 9.2 crore at Nhava Sheva Port in Navi Mumbai, officials said. These devices require specific licences. A father-son duo, owners of two Mumbai firms that had imported these goods without due permissions, have been arrested under the Customs Act, an official release said on Saturday.

