Oyama has introduced its new OY450 Protect, Power + Sync case for the iPhone 4. The OY450 is a hybrid battery + case, featuring an integrated 1500mAh rechargeable cell, a built-in USB cable for charging and syncing the iPhone, a metal flip-out vertical stand, an external charge level indicator, speaker and microphone pass-through openings, and open access to all ports, controls, and cameras, save for the Dock Connector. Oyama’s OY450 Protect, Power + Sync case for the iPhone 4 will be available in four glossy color schemes; pricing and release information has yet to be revealed.