This is the second one I've bought and they both work well - one in the living room and one in the bedroom. determines which HDMI input is enabled and connects the HDMI output to that input. Therefore, in most cases you do not need to control the selection on the HDMI switch manually or with the supplied IR remote control. can be seen with the IR remote control included in the manual switch control kit. No external power supply is required as the unit runs on DC power available through the HDMI inputs. Power adapter NOT included) if your HDMI inputs are not up to date with DC signals. An improvement could be used - the blue power light is terribly bright at night, and even with all HDMI devices turned off, it still gets power and lights up my bedroom all night. This is not a problem as in my case; The junction box itself is behind the video components, with only the IR sensor (which is not lit) exposed.
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