Buy on Amazon.com : http://amzn.to/1xB1Wxf<br /><br />Signstek Pat-630 5.8GHZ 8 Channel 200m 20m Wireless Audio Video AV SD TV Sender Transmitter<br /><br />Support 8 groups of channels You can select these channels to avoid interference from signals of a wireless router etc <br />The product consist of a transmitter and a receiver by means of radio wavestransmitting AV signals of DVD DVRCCD camera IPTV satellite STB digital TV STB and other similar devicereciving them at distant end and input them into a TV set to be display <br />Compatible with DVD DVR CCD camera IPTV satellite STB digital TV STB and other AV output devices <br />58GHz module is CE FCC certificated Wireless application is safe and reliable Use 58GHz ISM frequency band Images are vivid and stable the color is flamboyantand sound is clear <br />It adopts an advanced 58GHz wireless transmission scheme and has the advantages of a long transmission range strong anti-interference and high mobility