32x16 RGB LED Matrix panel (6mm pitch) - DFRobot

64x32 RGB LED Matrix - 6mm pitch

DFR0471 Datasheet by DFRobot

64x32 Flexible RGB LED Matrix-5mm Pitch

Medium 16x32 RGB LED matrix panel - 6mm Pitch : ID 420 : $24.95 : Adafruit Industries, Unique & fun DIY electronics and kits

16x32 RGB LED Matrix Panel

16x32 RGB LED Matrix Panel

16x32 RGB LED Matrix Panel

32x32 RGB LED Matrix Panel - 6mm pitch

32x32 RGB LED Matrix Panel - 6mm pitch

32x16 RGB LED matrix display with Arduino UNO microcontroller

64x32 Flexible RGB LED Matrix-5mm Pitch - DFRobot

Waveshare RGB Full-Color LED Matrix Panel, 64x64 pixels, Adjustable Brightness - RobotShop