A system and apparatus for robustly transferring power and data between a portable computing device, such as a ruggedized tablet, and a docking station is provided. The tablet and the docking station may each have a docking connector and a wireless communication device. In some embodiments, the docking station may transfer power to the tablet through electrical contacts of the docking connectors and may communicate data through the wireless communication devices. The docking station's docking connector may mount electrical contacts for transferring power and may mount few or no electrical contacts for transferring data. The tablet's docking connector may retain electrical contacts for transferring power and electrical contacts for transferring data. In some embodiments, all the electrical contacts for transferring data may be unused.
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