User Manual

DS-73xxHUI-K4, DS-73xxHQI-K4, DS-90xxHUI-K8 DVR User Manual

UM DS-73xxHUI-K4 DS-73xxHQI-K4 DS-90xxHUI-K8 092017NA 5

Preventive and Cautionary Tips

Before connecting and operating your device, please be advised of the following tips:

• Ensure unit is installed in a well-ventilated, dust-free environment.

• Unit is designed for indoor use only.

• Keep all liquids away from the device.

• Ensure environmental conditions meet factory specifications.

• Ensure unit is properly secured to a rack or shelf. Major shocks or jolts to the unit as a result of

dropping it may cause damage to the sensitive electronics within the unit.

• Use the device in conjunction with an UPS if possible.

• Power down the unit before connecting and disconnecting accessories and peripherals.

• A factory recommended HDD should be used for this device.

• Improper use or replacement of the battery may result in hazard of explosion. Replace with the

same or equivalent type only. Dispose of used batteries according to the instructions provided by

the battery manufacturer.

• Ensure to use the attached power adaptor only and not to change the adaptor randomly.

Product Key Features

General

• Connectable to TurboHD and analog cameras

• Supports UTC protocol for connecting camera over coa

• Connectable to IP cameras

• The analog signal inputs including TurboHD and CVBS can be automatically recognized without

configuration

• Each channel supports dual-stream. And sub-stream supports up to WD1 resolution

• The main stream of HUI Series supports up to 5 MP resolution of all the channels (HUI Series)

• 5 MP long distance transmission can be enabled for the analog cameras (HUI Series)

• Independent configuration for each channel, including resolution, frame rate, bit rate, image

quality, etc.

• The minimum frame rate for main stream and sub-stream is 1 fps

• Encoding for both video stream and video & audio stream; audio and video synchronization during

composite stream encoding

• Supports enabling H.265+/H.264+ to ensure high video quality with lowered bit rate

• H.265+/H.265/H.264+/H.264 encoding for the main stre

am, and H.265/H.264 encoding for the

sub-stream of analog cameras

• Connectable to H.265 and H.264 IP cameras