Charging multiple tablets is going to be a whole lot easier with the Rocstor Volt SC10. It is a 10-tablet sync and charging station with an open architecture that supports iOS and Android tablets up to 10.1″. It has a side LED indicator that shows the sync/charging status of each slot.
The Volt SC10 comes with internal cable management. Each port delivers 5v 2.4a of power. Costs under $500 at this time.