All basic TVs must have at least one HDMI port. This is required in order to allow the TV to plug into the preferred smart TV OS of the owner. This could be something like Apple TV, Roku TV, or the Kal-TV platform with will be a box like either of the other two options. All Kal-TV adapters must include a HDMI port to connect to the TV, an RJ45 port to connect to the network, and a minimum of a 2280NVME for recording video content from the available television stations.