XCI

XCI is a 10-pin USB 2.0-based connector that used for charging and syncing data and files to TheoryPhone X to TheoryPhone X5, TheoryTablet devices prior to X6, TheoryTablet Pro devices prior to X6, Portosic Touch second generation or later, Portosic Digital sixth generation or later, Portosic Mini 4 or later, and Portosic MC 5 or later. It was first released in 2006 and discontinued and replaced by faster 8-pin USB 3.1-based UXCI charging and syncing connector that was introduced in 2016.