... at the bottom of each IP Camera, it include Device ID, DDNS. When IP Camera is connected to the ... Speed Dome Core Module: Video codec, Network transfer and control, etc.CompressionH.264First Stream ResolutionD1/CIF/QCIFSecond Stream ResolutionCIF/ ... Bit rate90kbps ~ 512kbpsOSDSupportAudio CompressionG.711/G.726Basic ProtocolTCP/IP,UDP/IP,HTTP,SMTP,RTSP,FTP,DHCP,DDNS,UPNP,NTPVideo controlsupportMobile ...