| Model | DH-DVR6404LF-S | |
| System | ||
| Main Processor | Dual-core embedded processor | |
| Operating System | Embedded LINUX | |
| Video | ||
| Input | 64 channel, BNC | |
| Standard | NTSC(525Line, 60f/s), PAL(625Line, 50f/s) | |
| Audio | ||
| Input | 16 channel, BNC | |
| Output | 1 channel, BNC | |
| Two-way Talk | 1 channel Input, 1 channel Output, BNC | |
| Display | ||
| Interface | 1 HDMI, 1 VGA, 1 TV, 1 Spot, BNC | |
| Resolution | 1920 ×1080, 1280 ×1024, 1280×720, 1024×768 | |
| Display Split | 1/4/8/9/16/25/32/64 | |
| 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 | |
| Resolution | D1/4CIF(704×576/704×480)/2CIF(704×288/704×240)/CIF(352×288/352×240)/QCIF(176×144/176×120) | |
| Record Rate | Main Stream | All channel 2CIF@25/30fps or every 8ch: 1ch D1 & 7ch CIF@25/30fps |
| Sub Stream | CIF/QCIF(1~25/30fps) | |
| Bit Rate | 48~3072Kb/s | |
| Record Mode | Manual, Schedule(Regular(Continuous), MD, Alarm), Stop | |
| Record Interval | 1~120 min (default: 60 min), Pre-record: 1~30 sec, Post-record: 10~300 sec | |
| Video Detection & Alarm | ||
| Trigger Events | Recording, PTZ, Tour, Alarm, Video Push, Email, FTP, Spot, Buzzer & Screen tips | |
| Video 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 zoom | |
| Backup Mode | USB Device / eSATA Device / Internal SATA burner/ Network | |
| Network | ||
| Ethernet | RJ-45 port (10/100/1000M) | |
| Network Functions | HTTP, IPv4/IPv6, TCP/IP, UPNP, RTSP, UDP, SMTP, NTP, DHCP, DNS, PPPOE, DDNS, FTP, IP Filter, Alarm Server | |
| Max. User Access | 20 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 (Max 4 SATA HDDs), up to 16TB | |
| Auxiliary Interface | ||
| USB | 4 ports (2 Rear), USB2.0 | |
| RS232 | 1 port, For PC communication & Keyboard | |
| RS485 | 1 port, For PTZ control | |
| General | ||
| Power Supply | AC100V~240V, 50/60Hz | |
| Power Consumption | 45W (Without HDD) | |
| Working Environment | -10°C ~+55°C / 10~90%RH / 86~106kpa | |
| Dimension(W×D×H) | 3U, 439.7mm×448mm×133mm | |
| Weight | 8KG (Without HDD) | |
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