After sharing a first look and details at what is reportedly Amazon’s yet to be announced Android-based smartphone, BGR is out with another report today detailing other features of the upcoming device. On top of the specs shared last time— four IR cameras for a 3D interface, 13 MP camera, 4.7-inch display, and 2GB of RAM— today’s report goes into detail about how the device will use a unique navigation system that relies on physical tilting gestures opposed to traditional menu buttons: expand full story