IP camera 200Mpixels variable bit rate & high Frames ... night-vision, motion sensing and email sending message sending or VoIP calling when motion is detected compatibility: Onvif, SDK, ... 0.5Lux sensitivity: 1.0V/Lux-sec(550nm) Voice: VoIP & SIP system voice input/output : implied speaker voice model ... video input : ONVIF, HTTP, API network protocol :TCP/UDP/IP, RTP/RTCP, RTSP, DHCP,HTTP, HTTPS, SMTP,FTP, ...