Worth every single penny , best of the best , you really get what you pay for with german quality! When CPU is under heavy load, the cursor may slow down and then accelerate suddenly, which is very annoying, especially on a $150 mouse. The glowing feature is more intended for PC gamers, because the USB to power the lights is right beside the audio jack. I just wanted to keep playing with it. This item is on the pricey side, but well worth the investment for home or outdoor use. So that would be my only complaint. It showed barbies in the picture so I thought it would work. GO FOR IT! The double-sided cable and audio pass-through features are very smart and quite useful. I saw some that folded up, but to me that looked odd.