64x32 RGB LED Matrix With Arduino Mega : 6 Steps - Instructables
Amazon.com: RGB Full Color LED Matrix Panel 64x64 Pixels, 4096 Individual RGB LEDs,Adjustable Brightness,3mm Pitch, Displaying Text Colorful Image Animation Chainable Design Compatible with Arduino/Raspberry Pi : Electronics
2601 RGB LED Matrix Shield for Arduino - Adafruit | Mouser
Building an LED Matrix with Arduino, Powered by CUI Supplies | CUI Inc
How to Add an RGB Matrix Display to Your Board in Upverter | Gumstix, Inc.