Sport TV is a Portuguese sports-oriented premiumcable and satellite televisionnetwork with 5 premium channels in Portugal and 2 channels in Portuguese-speaking Africa. The first channel, then known as only Sport TV, was launched on 16 September 1998. It is owned by NOS and Global Media Group (and originally had the participation of Radiotelevisão Portuguesa). It is available in almost all television distribution operators in Portugal as a premium subscription channel.