Guide: How to set up 4K & HDR on PS4 Pro (and your TV) - FlatpanelsHD
PlayStation 4 Pro announced, 4K and HDR support in tow, priced at $399 - Neowin
HDR on the old PS4: No games, no streaming, just a useless menu option [Updated] | Ars Technica
Do you need the PS4 Pro? - Polygon
Amazon.com: Sony PlayStation 4 Pro 1TB Console - Black (PS4 Pro) : Video Games
Amazon.com: Playstation 4 Pro 2TB SSD Console with Dualshock 4 Wireless Controller Bundle, 4K HDR, Playstation Pro Enhanced with Fast Solid State Drive : Video Games