A supply charging device for a mobile device includes a supply power connector having a supply housing having a mating end at the front mated with a receive power connector of the mobile device along a mating axis. The supply power connector has a cable end at the bottom. A supply contact chamber is at the mating end and a supply cable chamber is at the cable end. The supply power connector includes supply power contacts and a data communication module at the mating end. The supply charging device includes a cable assembly extending from the cable end at the bottom of the supply housing. The supply power cables extend along cable axes oriented non-parallel to the mating axis.