16CH Penta-brid 4M-N/1080P Non-real Time , 1080N/720P Real-Time Recorder, 4M-N/1080P@15fps , 1080N/720P@25fpsH.264+/H.264 dual-stream video compression1/4/9/16CH Playback, Pentabrid (IP+CVI+AHD+TVI+CVBS) N+M [16+8 IP up to 5 MP(96 Mbps)]Support Smart Search and Intelligent Video System4/1 Audio In/Out, Alarm in/out 16/3, 2 SATA Port , Up to 16 TBHDMI , VGA ,simultanous video Output, RS485 for PTZ support2 USB Ports (1 USB 2.0 , 1 USB 3.0)10/100/1000 Mbps LAN Interface, P2P Support