SFR has announced that it partnered with Swiss TV technology firm Nagra to launch a 4K Ultra HD service and set top in France. It will use Nagra’s anyCAST content security as well as its MediaLive multiscreen technology for delivering the content. The new service, called La Box Fiber Zive de SFR (Red Box SFR Fiber), will also be using Nagra’s VideoStore and ShareCast, for VoD catalogs and streaming respectively. Unsurprisingly, SFR is claiming the launch represents France’s most advanced Ultra HD offering, but frustratingly refuses to clarify in its documents whether this is simply a 4K or true UHD launch – although given that there are still no consumer-grade panels that can achieve the Rec. 2020 color gamut required…