How to distinguish between colorful LED and RGB lights?

RGB belt definition: RGB belt refers to the LED belt welding of each LED is composed of red, green, blue three chips, they can emit red, green, blue and other three monochromatic light, can also be three chips together to emit light, combined into white light. If the controller is added, the four colors of red, green, blue and white can be changed and flickered in turn. RGB is the meaning of red, green, blue, does not represent seven colors.

Colorful LED strip definition: colorful LED strip refers to a LED strip above the welding of red, yellow, blue, green, white, purple, brown and other seven different colors of LED, that is to say, it is a mixed type LED strip, such LED strip is called colorful LED strip.