... floor or two-floors. The transmitter and the receiver are used in the same channel in a pair and can be used in the modes ... DVD, DVR, CCD camera, IPTV, satellite STB, digital TV STB and other AV output devices.Superheterodyne 433MHz Wireless IR Remote Extender ... DVR, CCD camera, IPTV, satellite STB, digital TV STB and other AV devices of several TV sets.Wireless AV transmission solutions are suitable ...