Video Conference Sys Video Transmitter, TBV-AUA0219, a sturdy 4K Under-Desk Table Box and Multi-Format video HDBaseT Extender Transmitter unit, supports USB 2.0 pass-thru, HDCP 1.4 protection, auto power saving, audio embedding, IR extension, and IR/ Serial control. Rextron Table Box, under desk video conference system TBV-AUA0219, provides AV connectivity for most of the communication connection types the computer hookups needed, which includes HDMI, DP (option), VGA, Audio, USB, and Serial interface. Housed in a compact form factor, the multi-format AV interfaces support intelligent AV switching and the video extension functions, TBV-AUA0219 allows laptops to be easily connected to the system making Rextron Video Conference Table Box the perfect addition to boardroom table.