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No zoom, 2 way audio, runs off battery or electric (no solar), I don't know what you mean by invisible IR but it does work at night if that is what you are asking.
Sorry, there was a problem. Please try again later.Software zoom. Yes, full duplex. Internal Li batteries. No solar power, but you could probably rig a third party solar solution via USB. PIR.
Sorry, there was a problem. Please try again later.Hard to connect and when contacting customer service it takes days if not weeks and the only response is try something you have already tried thats guardzilla Best Buy hasn't even responded for a return nor a refund. Hello your both get a star rating of .05.
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