... 720P,2 Megapixel•Vandal-proof and Waterproof Bullet IP Camera• Built-in motion detection can trigger ... 30-50M • Support IR-CUT, let the video clear in day and night time;•Support External I/ ... supports talk back, people around the computer and IP Camera can talk with each other (Optional) ... computerNetworkSocketRJ-45 10/100Mb self-adaptable Ethernet slotProtocolTCP/IP,HTTP,TCP,ICMP,UDP,ARP, IGMP,SMTP, ...