Here to finally complete our review coverage of Logitech's incredibly solid headphone lineup are the UE 9000 headphones. Saying that we were impressed by Logitech's reasonably priced UE 4000 and UE 6000, the result of two experienced brands that have merged into one well oiled audio machine, is an understatement. The UE 9000 are Logitech's top of the range over-ear headphones loaded to the brim with all kinds of tech like active noise-cancellation, wireless Bluetooth connectivity, headset features and plenty of phat sound to bring them wubs to life. Should you be rocking a pair of UE 9000 in the name of wireless audio? Find out in our comprehensive review down below!