The missing Titanic submarine is being operated by a gaming controller that was first released in 2010 - the Logitech G F710 gamepad. The device has a 4.2 rating on Amazon.
Frantic final search for stricken Titanic submarine as oxygen levels dwindle independent.co.uk - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from independent.co.uk Daily Mail and Mail on Sunday newspapers.
Shahzada Dawood, 48, a board member of the Prince s Trust charity, and his son Sulaiman Dawood, 19, were on board the tiny submarine when it went missing in the Atlantic Ocean.
A friend of the British billionaire missing on a submarine sightseeing trip to the wreck of the titanic has said he fears the craft is trapped on the sea bed.