The iDroid was a hand-sized device developed by the Militaires Sans Frontières resembling a walkie-talkie that displayed a holographic map of a given area, which came in a satellite-based map or gave a general layout of the area. It was also used to call in helicopters and direct them to a specific area, and by the 1980s, it was also capable of remotely managing aspectsDiamond Dogs as well as scanning documents and transferring them to Mother Base.