Jisight Project Case: COB 1.53 LED Display for Foshan Party School

Display Performance

Pixel pitch: 1.53 mm

Pixel density: 426,667 dots/㎡

Supports 4K signal input

Brightness: 400–800 cd/㎡ (adjustable)

Contrast ratio: 10,000:1

Refresh rate: ≥ 3840 Hz

Gray scale: 16-bit

Delivers ultra-fine, flicker-free images with no motion blur, ideal for high-definition courseware and video playback.

Packaging & Optical Design

Adopts advanced COB (Chip-on-Board) packaging with IP40 protection

Wide color gamut: ≥ 90% DCI-P3

Color accuracy: ΔE ≤ 2

Viewing angle: 160°

Low-blue-light design for eye protection, moisture-proof, dustproof and anti-collision.

Ensures comfortable long-time viewing and stable performance in educational environments.

Electrical & Reliability

Redundant power supply and signal backup

MTBF ≥ 100,000 hours

Service life: up to 8 years

Common-cathode energy-saving technology

Supports 24/7 continuous operation with stable performance and low failure risk.

Structure & Installation

Module size: 320×160 mm

Splicing gap ≤ 0.1 mm

Front maintenance design, aluminum-based heat dissipation, wall-mounted installation

Seamless and flat structure; maintenance requires no rear space, making it highly suitable for compact venues.

Customized Spatial Layout

The 8㎡ display (3.84m × 2.08m) is installed at a height of 0.8m, ergonomically designed to maximize space efficiency and improve viewing experience for teaching and meetings.

Flexible System Integration

Supports multi-signal input including HDMI, DP and SDI. Integrated with central control system for remote operation and scene switching, enabling seamless connection with the school’s video conference system.

Efficient Delivery & Commissioning

Completed site survey, installation and full debugging within 7 days. The project passed acceptance in accordance with national standards, accompanied by professional operation and maintenance training, minimizing disruption to teaching schedules.

Improved Teaching Experience

Replaces traditional projectors with clear daylight visibility, greatly enhancing teaching quality and interaction effects.

Smarter Conference Efficiency

Supports 4K multi-screen display for simultaneous presentation of multiple materials. Redundant design ensures uninterrupted meetings.

Professional Publicity Display

Restores cultural and promotional content with authentic color performance. Low-blue-light design reflects human-centered design for long-term viewing.

Lower Long-Term Cost

COB technology reduces maintenance frequency. With a service life of up to 8 years, the solution significantly lowers total lifecycle costs.