It's important to note that this A2014 iPad Pro 12.9-Inch (Wi-Fi + Cellular - US/Canada - 3rd Gen) supports Gigabit-class LTE on bands 1, 2, 3, 4, 5, 7, 8, 11, 12, 13, 14, 17, 18, 19, 20, 21, 25, 26, 29, 30, 34, 38, 39, 40, 41, 46, 66, and 71, but does not support bands 28 or 42. It is sold in the United States and Canada.
The iPad Pro 12.9-Inch (Wi-Fi+Cellular, US/Canada - 3rd Gen) has a fully-laminated, antireflective 12.9" LED-backlit 2732x2048 "Liquid Retina" display (264 ppi, 600 nits) with a thin black bezel, housed in a slim case with rounded corners and flat sides. It comes in silver or "Space Gray" and lacks a "Home" button.
This iPad Pro is powered by an eight-core 2.5 GHz Apple A12X Bionic processor, an "embedded M12 coprocessor," and a "Neural Engine" for machine learning and AR. It was offered with 64 GB, 256 GB, or 512 GB of storage and 4 GB of RAM, or 1 TB of storage and 6 GB of RAM.
Key features include "Face ID," support for the new Apple Pencil 2nd Gen (A2051, MU8F2AM/A, US$129) which charges magnetically, and a "Smart Keyboard Folio." It has dual cameras (12 MP rear, 7 MP front) and a USB-C port, a first for the iPad series, for charging, peripheral connectivity, and external displays up to 4K.
In addition to USB-C and cellular, it has A-GPS, dual-band 802.11a/b/g/n/ac Wi-Fi with HT80 with MIMO, and Bluetooth 5.0. It also has four microphones and a four-speaker system.
The battery life is rated at 10 hours for Wi-Fi web surfing, video, or music, and 9 hours on a cellular network. This model has an eSIM and a nano-SIM slot.
Compared to its predecessor, this iPad Pro model has a larger display in a similar-sized body, a more powerful architecture, improved Apple Pencil support, and USB-C connectivity.