- Recording
 - Video CompressionH.265 Pro+/H.265 Pro/H.265/H.264+/H.264
 - Encoding Resolution
When 1080p Lite mode is not enabled:
4 MP lite/3 MP/1080p/720p/VGA/WD1/4CIF/CIF;
When 1080p Lite mode is enabled:
4 MP lite/3 MP/1080p lite/720p lite/VGA/WD1/4CIF/CIF
 - Frame Rate
Main stream:
When 1080p Lite mode is not enabled:
For 4 MP stream access:
4 MP lite@15fps; 1080p lite/720p/WD1/4CIF/VGA/CIF@25fps (P)/30fps (N)
For 3 MP stream access: 3 MP/1080p/720p/VGA/WD1/4CIF/CIF@15fps
For 1080p stream access:
1080p/720p@15fps; VGA/WD1/4CIF/CIF@25fps (P)/30fps (N)
For 720p stream access: 720p/VGA/WD1/4CIF/CIF@25fps (P)/30fps (N)
When 1080p Lite mode is enabled:
4 MP lite/3 MP@15fps; 1080p lite/720p lite/VGA/WD1/4CIF/CIF@25fps (P)/30fps (N)
Sub-stream:
WD1/4CIF@12fps; CIF@25fps (P)/30fps (N)
 - Video Bitrate32 Kbps to 6 Mbps
 - Dual-StreamSupport
 - Stream TypeVideo, Video & Audio
 - Audio CompressionG.711u
 - Audio Bitrate64 Kbps
 
- Video And Audio
 - IP Video Input
1-ch (up to 5-ch)
Enhanced IP mode on:
2-ch (up to 6-ch), each up to 4 Mbps
Up to 6 MP resolution
Support H.265+/H.265/H.264+/H.264 IP cameras
 - Incoming Bandwidth24 Mbps
 - Analog Video Input
4-ch
BNC interface (1.0 Vp-p, 75 Ω), supporting coaxitron connection
 - HDTVI Input
4 MP, 3 MP, 1080p25, 1080p30, 720p25, 720p30, 720p50, 720p60
*: The 3 MP signal input is only available for channel 1 of DS-7104HQHI-K1.
 - AHD Input4 MP, 1080p25, 1080p30, 720p25, 720p30
 - HDCVI Input4 MP, 1080p25, 1080p30, 720p25, 720p30
 - CVBS InputSupport
 - VGA Output1-ch, 1920 × 1080/60Hz, 1280 × 1024/60Hz, 1280 × 720/60Hz, 1024 × 768/60Hz
 - HDMI Output1-ch, 1920 × 1080/60Hz, 1280 × 1024/60Hz, 1280 × 720/60Hz, 1024 × 768/60Hz
 - Audio Input
1-ch, RCA (2.0 Vp-p, 1 KΩ)
4-ch via coaxial cable
 - Audio Output1-ch, RCA (Linear, 1 KΩ)
 - Two-Way Audio1-ch, RCA (2.0 Vp-p, 1 KΩ) (using the first audio input)
 - Synchronous Playback4-ch
 
- Network
 - Total Bandwidth72 Mbps
 - Remote Connection32
 - Network ProtocolTCP/IP, PPPoE, DHCP, Hik-Connect, DNS, DDNS, NTP, SADP, NFS, iSCSI, UPnP™, HTTPS, ONVIF
 - Network Interface1, RJ45 10M/100M self-adaptive Ethernet interface
 
- Auxiliary Interface
 - SATA1 SATA interface
 - CapacityUp to 6 TB capacity for each disk
 - Alarm In/OutN/A
 - USB InterfaceReal panel: 2 × USB 2.0
 
- General
 - Power Supply12 VDC, 1.5 A
 - Consumption≤ 8 W
 - Working Temperature-10 °C to +55 °C (+14 °F to +131 °F)
 - Working Humidity10% to 90%
 - Dimension (W × D × H)200 × 200 × 45 mm (7.9 × 7.9 × 1.8 inch)
 - Weight≤ 1 kg (2.2 lb)
 
                        



