No, you can't watch Planet Earth II in 4K Ultra HD (yet) | What Hi-Fi?
Seven Worlds One Planet 4K S01 Ultra HD 2160p » 4K Documentary Download
Planet Earth II [4k UHD + Blu-ray]: Amazon.co.uk: Sir David Attenborough, Sir David Attenborough, Tom Hugh-Jones, Michael Gunton: DVD & Blu-ray
Earth: One Amazing Day - 4K Ultra HD Blu-ray Ultra HD Review | High Def Digest
Planet Earth 2: Everything you need to know about David Attenborough's new BBC show - release date, start time, number of episodes | The Independent | The Independent
Planet Earth II & Blue Planet II - 4K UHD+BR - CeX (UK): - Buy, Sell, Donate