Anyone have experience with this, thinking of using one at my moms house to send tivo from her bedroom to kitchen to save rental of another cable box. http://www.ebay.com/itm/USB-Poweradapter-Mini-AV-video-audio-extender-IR-Repeater-Sender-transmitter-/140930187280?pt=US_Video_Cables_Adapters&hash=item20d0180010