Features at a glance
The product is an 80 × 40 resolution full-color RGB LED dot matrix module, integrating 3200 LEDs and equipped with dual HUB75 headers, supporting cascade expansion and rapid integration.
3200 individual RGB LEDs, full-color display, adjustable brightness
80 × 40 pixels, 4mm pitch, allows displaying text, colorful image, or animation
320 × 160 (mm) dimensions, moderate size, suitable for DIY desktop display or wall mount display
Onboard dual HUB75 headers, one for controller data input, one for output, chain support
Provides open source development resources (examples for ESP32 / RaspbPi / STM32

Specifications
Dimensions：320 × 160 (mm)
Pixels：80 × 40 = 3200 DOTS
Pitch：4mm
Pixel form：1R1G1B
Viewing angle：≥140°
Control type：synchronization
Driving：1/20 scan
Header：HUB75
Power supply：5V / 4A (VH4 header input)
Power：≤20W

Package Content
It is recommended to used with a 5V 4A power supply
RGB-Matrix-P4-80x40 LED matrix x1
VH4 2P cable 500mm x1
16PIN 2.54mm pitch flat cable 200mm x1
2 × 8PIN 2.54mm pitch cable 300mm x1
Power supply terminal adapter x1
Screws pack x1