| Audio |
| Audio Compression |
-2U: G.711/G.722.1/G.726/MP2L2/PCM/MP3/AAC-LC |
| Audio Bit Rate |
-2U: 64 Kbps (G.711ulaw/G.711alaw)/16 Kbps (G.722.1)/16 Kbps (G.726)/32 to 192
Kbps (MP2L2)/8 to 320 Kbps (MP3)/16 to 64 Kbps (AAC-LC) |
| Audio Sampling Rate |
-2U: 8 kHz/16 kHz/32 kHz/48 kHz |
| Environment Noise Filtering |
-2U: Yes |
| Network |
|
Protocols |
TCP/IP, ICMP, HTTP, HTTPS, FTP, DHCP, DNS, DDNS, RTP, RTSP, RTCP, NTP, UPnP, SMTP, IGMP, 802.1X, QoS, IPv4, IPv6, UDP, Bonjour, SSL/TLS, PPPoE, SNMP,
WebSocket, WebSockets |
| Simultaneous Live View |
Up to 6 channels |
| API |
ONVIF (Profile S, Profile G), ISAPI, SDK, ISUP |
| User/Host |
Up to 32 users
3 user levels: administrator, operator, and user |
|
Security |
Password protection, complicated password, HTTPS encryption, IP address filter,
Security Audit Log, basic and digest authentication for HTTP/HTTPS, TLS 1.1/1.2/1.3, WSSE and digest authentication for Open Network Video Interface |
| Client |
iVMS-4200, Hik-Connect, Hik-Central |
|
Network Storage |
NAS (NFS, SMB/CIFS), Auto Network Replenishment (ANR),
Together with high-end Hikvision memory card, memory card encryption and health detection are supported. |
|
Web Browser |
Plug-in required live view: IE 11,
Plug-in free live view: Chrome 80+, Firefox 80+, Edge 89+, Safari 13+, Local service: Chrome 80+, Firefox 80+, Edge 89+, Safari 13+ |
| Image |
| Image Parameters Switch |
Yes |
| Image Settings |
Rotate mode |
| Day/Night Switch |
Day, Night, Auto, Schedule |
| Wide Dynamic Range (WDR) |
120 dB |
| SNR |
≥ 52 dB |
| Image Enhancement |
BLC, HLC, 3D DNR |
| Privacy Mask |
8 programmable polygon privacy masks |
| 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 |
|
Audio |
Built-in Microphone:
-2U: Arrayed dual-microphone
-S: 1 input (line in), two-core terminal block, max. input amplitude: 3.3 Vpp, input impedance: 4.7 KΩ, interface type: non-equilibrium
1 output (line out), two-core terminal block, max. output amplitude: 3.3 Vpp, output
impedance: 100 Ω, interface type: non-equilibrium |
| Alarm |
-S: 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 |
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