Info for DROP ALT / CTRL Keyboards
For DROP ALT / CTRL Keyboards:
DROP ALT / CTRL has high power requirements due to its RGB prowess drawing a lot of power. The original packaging only comes with only a 7ft / 210cm cable. Longer cables will have more power loss due to the distance which may affect your RGB brightness or it may not even function.
You may go through the product's discussion pages for more info. Some users have reported being able to use a cable over 9 feet but experienced dimmer RGB brightness. A possible solution is to use a powered USB hub to connect your keyboard though results may still vary.