A ruggedized Newton device developed by Digital Ocean. Similar to the Digital Ocean Seahorse, the Tarpon featured technologies such as built-in wireless networking, peer-to-peer voice communication, and optional GPS. The Tarpon is a modified and improved version of the Harris Dracon SuperTech 2000.
A third party device that utilizes a licensed version of the Newton OS is often referred to as a clone.
Internet Archive: Digital Ocean: Tarpon Product Information