| Audio Sampling Rate | 
8 kHz/16 kHz/32 kHz/44.1 kHz/48 kHz | 
| Environment Noise Filtering | 
Yes | 
| Network | 
|  
Protocols | 
TCP/IP, ICMP, HTTP, HTTPS, FTP, DHCP, DNS, DDNS, RTP, RTSP, NTP, UPnP, SMTP, IGMP, 802.1X, QoS, IPv6, UDP, Bonjour, SSL/TLS, PPPoE, SNMP, WebSocket,
WebSockets | 
| Simultaneous Live View | 
Up to 6 channels | 
| API | 
Open Network Video Interface (Profile S, Profile G, Profile T), ISAPI, SDK, ISUP | 
| User/Host | 
Up to 32 users
3 user levels: administrator, operator, and user | 
|  
 
Security | 
Password protection, complicated password, HTTPS encryption, 802.1X authentication (EAP-TLS, EAP-LEAP, EAP-MD5), watermark, IP address filter, basic and digest authentication for HTTP/HTTPS, WSSE and digest authentication for Open Network Video Interface, RTP/RTSP over HTTPS, control timeout settings, security audit log, TLS
1.3, host authentication (MAC address) | 
| Network Storage | 
NAS (NFS, SMB/CIFS), Auto Network Replenishment (ANR) | 
| Client | 
iVMS-4200, Hik-Connect, Hik-Central | 
|  
Web Browser | 
Plug-in required live view: IE 10, IE 11,
Plug-in free live view: Chrome 57.0+, Firefox 52.0+, Local service: Chrome 57.0+, Firefox 52.0+ | 
| Image | 
| Image Parameters Switch | 
Yes | 
| Image Settings | 
Rotate mode, saturation, brightness, contrast, sharpness, gain, white balance,
adjustable by client software or web browser | 
| Day/Night Switch | 
Day, Night, Auto, Schedule | 
| Wide Dynamic Range (WDR) | 
120 dB | 
| SNR | 
≥ 52 dB | 
| Image Enhancement | 
BLC, HLC, 3D DNR | 
| Privacy Mask | 
Yes | 
| Interface | 
| Ethernet Interface | 
1 RJ45 10 M/100 M self-adaptive Ethernet port | 
| On-Board Storage | 
Built-in memory card slot, support microSD/microSDHC/microSDXC card, up to 512 GB | 
| Built-in Microphone | 
Yes | 
|  
Audio | 
-IS:    1 input (line in), max. input amplitude: 3.3 Vpp, input impedance:4.7 KΩ,
interface type: non-equilibrium 1 output (line out), max.output amplitude: 3.3 Vpp, output impedance: 100 Ω, interface type: non-equilibrium | 
| Alarm | 
-IS: 1 input, 1 output (max. 12 VDC, 30 mA) | 
| Reset Key | 
Yes | 
| Event | 
| Basic Event | 
Motion detection (support alarm triggering by specified target types (human and
vehicle)), video tampering alarm, exception | 
|  
Linkage | 
Upload to FTP/NAS/memory card, notify surveillance center, send email, trigger recording, trigger capture,
trigger alarm output (-S), audible warning (-S) | 
 
Chưa có đánh giá nào.