Maritime Communications Partner (MCP) was chosen by Princess Cruises to outfit the Sun Princess with on-board 3G wireless communication services. MCP, a global onboard communications partner, announced that the Princess Cruises ship - Sun Princess - is the second cruise ship in the world to offer their passengers 3G mobile communication services at sea. The California based cruise operator launched 3G on their vessel the Sun Princess at the end of May this year. This new service has provided the ships passengers and crew with MCP’s latest mobile communication technology to access data services and improve the user-experience on board.