Features:  • Tribrid: Each channel supports HDCVI/Analog/IP Video input • 1HDMI/VGA/TV simultaneous video output,1 HDMI separate output • HCVR7816S:All channel 1080P realtime recording • H.264 dual-stream video compression • 8 channel synchronous realtime playback, GRID interface & smart search • Support Multi-brand tīkla cameras: Dahua, Arecont Vision, AXIS, Bosch, Brickcom, Canon, CP Plus, Dynacolor, Honeywell, Panasonic, Pelco, Samsung, Sanyo, Sony, Videosec, Vivotek and etc.  • ONVIF Version 2.4 conformance • 3D intelligent positioning with Dahua PTZ camera • Support 8 SATA HDDs up to 32TB, 1 eSATA, 4 USB2.0 • Multiple tīkla monitoring: Web viewer, CMS(DSS/Smart PSS)&Smart Phone(DMSS)  Technical Specifications:  System • Main Processor Embedded processor • Operating System Embedded LINUX Video • Input 16 channel • Video Standard HDCVI 1080P/720P HDCVI Camera Analog NTSC/PAL IP All channels support 1080P/720P IP Camera Audio • Input BNC 16 channel, BNC • Output 1 channel, BNC • Two-way Talk 1 channel input,1channel output, BNC Display • Interface 2 HDMI, 1 VGA, 1 TV • Resolution 1920× 1080, 1280× 1024, 1280× 720, 1024× 768 • Display Split 1/4/8/9/16 • Privacy Masking 4 rectangular zones (each camera) • OSD Camera title, Time, Video loss, Camera lock, Motion detection, Recording Recording • Video/Audio Compression H.264/G.711  • Record Rate Main stream 1080P/720P/960H/D1/HD1/2CIF/CIF(1~25/30fps), Extra stream CIF/QCIF(1~25/30fps) • Bit Rate 48~6144Kb/s • Recording Mode Manual, Schedule(Regular(Continuous), MD, Alarm), Stop • Recording Interval 1~60 min (default: 60 min), Pre-record: 1~30 sec, Post-record: 10~300 sec Video Detection & Alarm • Trigger Events Recording, PTZ, Tour, Alarm out, Video Push, Email, FTP, Snapshot, Buzzer & Screen tips • Motion Detection Motion Detection, MD Zones: 396(22× 18), Video Loss & Camera Blank • Alarm Input 16 channel • Relay Output 6 channel Playback & Backup • Sync Playback 1/4/9/16 • Search Mode Time/Date, Alarm, MD & Exact search (accurate to second), Smart search • Playback Functions Play, Pause, Stop, Rewind, Fast play, Slow play, Next file, Previous file, Next camera, Previous camera, Full screen, Repeat, Shuffle, Backup selection, Digital DH-HCVR7804/7808/7816S zoom • Backup Mode USB Device/eSATA Device/Internal SATA burner/tīkla tīkla • Ethernet 2RJ-45 port (10/100M/1000M) • tīkla Functions HTTP, IPv4/IPv6, TCP/IP, UPNP, RTSP, UDP, SMTP, NTP, DHCP, DNS, PPPOE, DDNS, FTP, IP Filter, Alarm Server, SNMP, P2P • Max. User Access 128 users • Smart Phone iPhone, iPad, Android, Windows Phone Storage • Internal HDD 8 SATA ports(8HDDs or 6HDDs+1CD/DVD-RW), up to 32TB • External HDD 1 eSATA port Auxiliary Interface • USB 4 ports(2 Rear), USB2.0 • RS232 1 port, For PC communication & Keyboard • RS485 1 port RS485 for PTZ control General • Power Supply AC 100~240 V, 50/60 Hz • Power Consumption 40W(without HDD) • Working Environment -10°C~+55°C/10%~90%RH/86~106kpa • Dimension(W× D×H) • 2U, 440mm× 460mm× 89mm • Weight 6.5KG(without HDD) • 2U, 440mm× 460mm× 89mm • Weight 6.5KG(without HDD)