QDCOB SERIES
QDCOB SERIES
QDCOB SERIES
QDCOB SERIES

QDCOB SERIES

No color difference

COB Packaging Technology

Advanced Chip-on-Board technology provides superior protection, better durability, and a smoother display surface.

Ultra Fine Pixel Pitch

Designed for ultra-HD indoor display applications with sharp image quality and excellent visual performance.

High Contrast & Deep Black

Delivers outstanding contrast ratio with deeper blacks and vibrant colors for premium visual experiences.

High Refresh Rate

Ensures smooth playback and flicker-free visuals for broadcasting, filming, and professional display applications.

Wide Viewing Angle

Provides consistent image quality from multiple viewing positions with excellent color uniformity.

Front Maintenance Design

Supports full front access installation and maintenance, ideal for wall-mounted indoor projects.

Silent & Energy Efficient

Low heat generation and fanless design create a quiet and energy-saving operation environment.

Seamless Splicing

Precision cabinet structure ensures flat installation and seamless large-screen presentation.

Application Scenario

QDCOB series

No Color Deviation

Surface Waterproof

Arsenic-Free System

Front Maintenance

High Color Accuracy

Energy Conservation

QDCOB SERIES

Pixel Pitch
P0.78 P0.9375 P1.25 P1.5625
Cabinet size
600*337.5mm
Module size
150*168.75mm
Cabinet Weight
3.8kg
Brightness
600-1000cd/m²
Refresh rate
3840-7680Hz

 Quantum Dot COB LED Display

170 ° ultra wide viewing angle

NO COLOR DEVIATION

The unification of three-color materials brings uniformity of light shape, ensuring consistent display at any angle.

QDCOB SERIES

No color deviation at all angles, color temperature change less than 200K 15 times better than traditional screens.

OTHER

Severe color cast at large angles, with color temperature changes exceeding 3000K

BETTER COLOR STABILITY

Eliminate color deviation caused by uneven screen temperature and current

NEW ARSENIC-FREE ENVIRONMENTAL STANDARDS

Quantum dot COB is arsenic-free and non-toxic, more environmentally friendly and safer: Implement corporate social responsibility
The cadmium concentration in quantum dot coB is less than 0.03ug/mm?, which complies with international safety standards.

3840Hz / 7680Hz High Refresh Rate

Provides smoother and more stable visuals, helping reduce flicker, scan lines, and moiré during filming or live broadcasting.

Next-Generation Visual Technology.

Professional Visual Performance

Advanced visual technology delivers better color, smoother images, eye protection, and energy-efficient performance.

01

Ink Color Consistency

The surface is made of high light transmittance coating material with consistent ink color,Higher brightness and better heat dissipation

ddwdisplay-20260617_101113
02

FULL FRONT MAINTENANCE

The full front maintenance design of DCOB series LED display allows for easy maintenance of the LED module, power supply, and receiving card from the front.

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03

Energy-Saving Design

Compared with conventional COB LED displays, QDCOB can reduce power consumption by around 30%, helping lower long-term operating costs.

ddwdisplay-20260617_083101
04

Ultra-Slim & Lightweight Cabinet

The cabinet size is 600×337.5×32mm, with a weight of about 3.8kg, saving installation space and creating a cleaner indoor display appearance.

3.8kg
05

WIDER COLOR GAMUT

The monochromatic light produced by quantum dot materials can cover almost all natural colors seen by the human eye.And can provide more saturated colors, so it can reach 100% Rec

ddwdisplay-20260617_083447

Product Parameter

Click and long-press on the form to swipe left or right.

Pixel Pitch (mm)P0.78P0.9375P1.25P1.5625
Module resolution205x230160x180120x13596x108
Module size (mm)150x168.75
Cabinet resolution820x460640x360480x270384x216
Cabinet size (mm)600x337.5x32
Cabinet weight (kg)3.8
Pixel density (dots/m²)15088001137777640000409600
Cabinet flatness (mm)≤0.15
Single-point brightness correctionyes
Single-point color correctionyes
Brightness (nits)600-1000
Color temperature (K)3000-10000 adjustable
Viewing angle170°/170°
Chroma uniformity±0.003
Frame rate (Hz)50&60
Refresh rate (Hz)3840/7680
Center distance deviation<3%
Brightness uniformity≥97%
40 ° C/RH90% testThrough testing

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