Griffin Technology has debuted two new docking accessories for the iPhone and iPad. The AirCurve Play is an update to the company’s prior AirCurve passive amplification dock, and features a rubber dock gasket to securely hold an iPhone 4, a metal bar on the back that allows the AirCurve to function as a vertical or horizontal stand, a coiled wavegude passive amplification system for a volume boost of up to 10 decibels, and a pass-through slot…