The iPad Pro 12.9 1st Gen by Apple. Released in November 25, 2015, featuring a 12.9 Inch 2048 x 2732px screen. Current model numbers are: A1584, A1652.
Apple iPad Pro 12.9 - 32GB - Wi-Fi - Silver (1st Generation) - Best Deal in Town Las Vegas
iPad Pro 12.9 from iPad Air (1st Gen) 😊 : r/ipad
Apple 12.9 iPad Pro (128GB, Wi-Fi + 4G LTE, Gold) ML3Q2LL/A B&H
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Apple iPad Pro 12.9 1st Gen
Combined Weight of a 12.9-inch iPad Pro and a Magic Keyboard Is Heavier Than a 13-inch MacBook Air - MacRumors
iPad Pro - Apple
How iPad Apps Adapt to the New 11 and 12.9 iPads Pro, by Geoff Hackworth
12.9-Inch Retina Display, 2732 x 2048 Resolution (264 ppi), 120Hz Refresh Rate, True Tone Display 256GB Flash Storage, 4GB RAM, 2.39GHz A10X Processor
Apple iPad Pro 12.9in 64GB WiFi Only, Space Grey (Renewed)
iPad Pro 11 vs. 12.9: Full Comparison - History-Computer
Apple iPad dimensions – the complete list – Ebook Friendly
iPad Pro, 11-inch (3rd generation) - Technical Specifications
New 12.9-inch iPad Pro gets more than new processor and storage bumps - 9to5Mac
iPad Pro 11 vs. 12.9: Which One Is Right for You? (Definitive Guide)
Size comparison of comic book, in print versus on iPad Pro 12.9 and 11 screens : r/ipad