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Well, it is great for what it advertises. The "wireless" reach is nice, however there's no audio transmission over HDMI, the case of the HDMI transmitter transceiver goes about 1/3" too wide so that it covers the USB port on my laptops to use it on. Likewise, the audio transmitter has to wrap around the back of my laptop to plug in.
Form factor troubles aside, this lets me use a projector with my laptop — without many cables at all!