Mobile device case with user input and power adapter

A detachable case for a mobile device having a device receptacle with one or more device data contacts and two or more device power contacts, the detachable case comprising:

• a cover body configured to be detachably mounted on the mobile device and having a back side and one or more sidewalls defining an inner space for receiving the mobile device;
• a scrolling device attached to the back side of the cover body and configured to generate one or more first user input signals;
• one or more user input devices attached to the back side of the cover body and configured to generate one or more second user input signals;
• and
• a case connector extending into the inner space and operable to be inserted into the device receptacle and having one or more case data contacts operable to contact the one or more device data contacts and two or more case power contacts operable to contact the two or more device power contacts.

A detachable case for a mobile device having a device receptacle with one or more device data contacts and two or more device power contacts, the detachable case comprising:

• a cover body configured to be detachably mounted on the mobile device and having a back side and one or more sidewalls defining an inner space for receiving the mobile device;
• a scrolling device attached to the back side of the cover body and configured to generate one or more first user input signals;
• one or more user input devices attached to one of the one or more sidewalls and configured to generate one or more second user input signals;
• and
• a case connector extending into the inner space and operable to be inserted into the device receptacle and having one or more case data contacts operable to contact the one or more device data contacts and two or more case power contacts operable to contact the two or more device power contacts.