The Fluid Filled Cochlea. The pressure changes in the cochlea caused by sound entering the ear travel down the fluid filled tympanic and vestibular canals which are filled with a fluid called perilymph.
Those who love the size of the original iPad Mini 1 will be pleased to find that the size remains unchanged. Both the iPad Mini 1 and the iPad Mini 2 both measure in with a height of 7.87 inches and a width of 5.3 inches. The iPad Mini has only a slight difference in depth, while it weighs slightly more. However, it is still lightweight enough for anyone who wants a small and portable tablet.
iPad mini. 1  Year: Late 2012. 2  Capacity: 16, 32, 64 GB. 3  Model number (on the back cover): A1432 on the iPad mini Wi-Fi.  White or black front 1  bezel. Silver or slate aluminum housing.  Lightning 1  connector. The nano-SIM tray is on the left side on iPad mini Wi-Fi + Cellular.  FaceTime HD and iSight cameras.