... Distance 20 mNetworkSocketRJ-45 10/100Mb self-adaptable Ethernet slotProtocolTCP/IP,HTTP,TCP,ICMP,UDP,ARP, IGMP,SMTP,FTP,DHCP,DNS ... )Encode formatsADPCMInputone channel MIC input ,normal connector Of 3.5mmOutputone channel linear output, normal connector Of 3.5mmAlarm (Customized)Alarm DetectionSupport motion ... *12(cm) Color CMOS Sensor wifi wireless 0.3MegaPixel ir ip camera