| Model | DH-DVR7824S | DH-DVR7832S |
| System |
| Main Processor | Embedded processor |
| Operating System | Embedded LINUX |
| Video |
| Input | 24 channel, BNC | 32 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 | 2 HDMI, 1 VGA, 1 TV, 1 Spot |
| Resolution | 1920×1080, 1280×1024, 1280×720, 1024×768 |
| Display Split | 1/4/8/9/16/25 | 1/4/8/9/16/25/36 |
| 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 | 960H(960×576/960×480)/D1/4CIF(704×576/704×480)/HD1(352×576/352×480)/2CIF(704×288/704×240)CIF(352x288/352×240) / QCIF(176×144/176×120) |
| Record Rate | Main Stream: | 960H/D1/HD1/2CIF/CIF(1~25/30fps) |
| Extra 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 |
| Alarm 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/Network/Internal SATA burner/eSATA Device |
| Network |
| Ethernet | 2RJ-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 | 128 users |
| Smart Phone | iPhone, iPad, Android, Windows Phone |
| Storage |
| Internal HDD | 8 SATA ports, up to 32TB |
| External HDD | 1 eSATA port, up to 16TB |
| Auxiliary Interface |
| USB Interface | 4 ports(2 Rear), USB2.0 |
| RS232 | 1 port, For PC communication & Keyboard |
| RS485 | 1 port, For PTZ control |
| General |
| Power Supply | AC100~240V,50/60Hz |
| Power Consumption | 40W(without HDD) |
| Working Environment | -10 ~+55°C / 10~90%RH / 86~106kpa |
| Dimension(W×D×H) | 2U, 440mm×460mm×89mm |
| Weight | 6.5KG(without HDD) |