4 ch 4 PoE Network Video Recorder K-NL304K
| System | Main Processor | Dual-core embedded processor |
| Operating System | Embedded Linux® | |
| Video / Audio | Operating System | 4 channel |
| IP Camera Input | 1channel Input (RCA), 1channel Output (RCA) | |
| Audio | Interface | 1 HDMI,1 VGA |
| Resolution | 1920 × 1080, 1280 × 1024, 1280 × 720, 1024 × 768 | |
| Display Split | 1/4 | |
| OSD | Camera title, Time, Video loss, Camera lock, Motion detection, Recording | |
| Recording | Compression | H.264 / MJPEG |
| Resolution | 3Mp (2048 × 1536) / 1080p (1920 × 1080) / 720p (1280 × 720) / D1 (704 × 480) / VGA (640 × 480) / CIF (352 × 240) & etc. | |
| Maximum Bandwidth | Total 200 Mbps or less | |
| Bit Rate | 48~ 8192 kbps | |
| Record Mode | Manual, Schedule {Regular (Continuous), VMD, Alarm}, Stop | |
| Record Interval | Recording duration: 1~120 min (default: 60 min), Pre-record: 1~30 sec, Post-record: 10~300 sec | |
| Video Detection & Alarm | Alarm Action | Recording, PTZ, Tour, Alarm, Video Push, Email, FTP, Buzzer & Alarm pop-up |
| Video Detection | Video Motion Detection, Video Loss & Camera Blank | |
| Alarm Input | 4 channel | |
| Relay Output | 2 channel | |
| Playback & Backup | Sync Playback | 1/4 |
| Search Mode | Time/Date, Alarm, VMD & Exact search (accurate to second), Smart search | |
| Playback Function | Play, Pause, Stop, Rewind, Fast play, Slow play, Next -le, Previous ¬le, Next camera, Previous camera, Full screen, Repeat, | |
| Backup Mode | Backup selection, Digital zoom | |
| Network | Ethernet | 1 RJ45 port (10/100/1000 Mbps) |
| PoE | 4 ports (IEEE802.3at) | |
| Network Function | HTTP, TCP/IP, IPv4/IPv6, UPnP, RTSP, UDP, SMTP, NTP, DHCP, DNS, IP Filter, PPPoE, DDNS, FTP, Alarm Server, IP Search | |
| Max. User Access | 128 users | |
| Smart Phone | iPhone, iPad, Android™ | |
| Storage | Internal HDD | 2 SATA ports, up to 8 TB |
| External Interface | USB | 2 ports (1 Rear USB3.0,1 Front USB2.0) |
| RS232 | 1 port, For PC communication & Keyboard | |
| RS485 | 1 port, For PTZ control | |
| General | Safty / EMS Standard | |
| Power Supply | DC12 V / 4 A (For main unit) DC48 V / 1.04 A (For PoE) |
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| Power Consumption | NVR: 20 W (without HDD) PoE: Max 25.5 W for single port |
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| Ambient Operating Temperature/Humidity | -10°C ~ +55°C/ 10% ~ 90%RH / 86~106 kpa |
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| Dimension (W × D × H) | 375 mm (W) × 278 mm (D) × 52 mm (H) | |
| Weight | 2.0 kg (without HDD) |
