1,H.264, MPEG4 and MJPEG simultaneously 2.Built in Power over Ethernet 3.Support various protocols: RTSP, UPnP... l Key Features1. H.264, MPEG4 and MJPEG simultaneously (Tri-encoders)2. Built in Power over Ethernet3. Support various protocols: RTSP, UPnP, 3GPP, HTTPS, Unicast, Samba4. Event trigger action: Send to NAS, send to FTP, send to Email, Voice alert, Go preset and tour (with PT scanner), ...