The new Pentax K-1 Mark II adds pixel shift without a tripod and shoots up to ISO 819,200
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Pentax K-1 Mark II Review
Pentax K-1 II's hand-held 'Dynamic' Pixel Shift mode is not quite what you think it is: Digital Photography Review
K-1 II Dynamic Pixel Shift: First Impressions - Hands-On Tests | PentaxForums.com (Mobile)
Pentax K-1 Mark II Offers ISO 819200 and Handheld Pixel Shift | PetaPixel
Amazon.com : Pentax K-1 Mark II 36MP Weather Resistant DSLR with 3.2" TFT LCD, Body Only, Black with D-BG6 Digital Camera Battery Grips (Black) : Electronics
Pentax's full-frame K-1 Mark II has a ridiculous ISO range | Engadget
Pentax K-1 Mark II Astrophotography Review – Lonely Speck
Amazon.com : Pentax K-1 Mark II Full Frame 36MP Weather Resistant DSLR with 3.2" TFT LCD, Black : Electronics