You can enjoy J: COM TV from your smartphone or tablet with the app linked to the set top box “J: COM LINK”.・ You can watch programs and recorded programs that are currently being broadcast on your smartphone or tablet at home.・ You can download (dubbing) recorded programs to your smartphone / tablet.・ Recording reservations can be made from the app program guide even when you are away from home. (Coordination settings with the “J: COM LINK” main unit are required in advance.)* To enjoy recorded programs, J: COM LINK must be connected to an external hard disk. 4K broadcasting cannot be used to view LAN recordings (including dubbing and moving), broadcast programs, and recorded programs (including remote download).