Embedded Linux IR IP Camera indoor use Support 5 direct visitors at the same time LED lights, nightvision distance is 20M Detailed Product Description Embedded Linux IR IP Camera indoor use , Support 5 direct visitors at the same time., LED lights, nightvision distance is 20M FeaturesDDNS(free)Free DDNS bounded i.e., Super Client(free)1,4,9,16,25,36, 64-channel , no user limited professional , ...