The Kramer Electronics TP-580T HDBaseT Twisted Pair Transmitter is a high−performance transmitter for HDMI, bidirectional RS-232, and IR signals. The TP-580T inputs HDMI, RS-232, and IR signals and converts them into an HDBaseT twisted pair signal that it transmits to a TP-580R receiver (sold separately). It supports transmission of 1080p, 2K, and 4K video signals over a distance of up to 230 feet.