... , DVD, CCD camera, PC AV, satellite set-top box, digital TV set-top box, HD network media player and other similar devices ... select these channels to avoid interference from signals of a wireless router, etc.- Horizontal barrier-free transmission distance 30-100M- The transmitter ... ,DVD,CCD camera,PC AV, satellite set-top box, digital TV set-top box, HD network media player and other AV output ...