Hall Technologies DSCV-70-RX is an HDBaseT 2.0 Receiver with USB and Audio De-embedding that works with the HRT-DSCV1-70-TX Transmitter (sold separately). It supports USB 2.0 pass-through, providing a solution for users who need remote control of PC resources sources such as keyboard, mouse, interactive display, or USB streaming devices over distance. The RS232 port allows bi-directional RS232 serial communication and firmware upgrade, the functions can be set via DIP switch.