87177 - 5.8 GHz AV sender connected to an Audio Video device (such as Sat receiver, VCR, DVD Player, etc.), re-transmits high definition images and sounds though walls and throughout several floors because it isn't subject to noises typical of the similar 2.4 GHz products.
The product has an adjustable antenna and has a modern black look. Available the full version with transmitter + receiver (ref. 87177) and the only receiver version (ref. 87177R).The beam is about 100 mt in open space whereas the indoor use depends on the thickness of the walls between transmitter and receive