Key Features:Premium, floating resistance rollers with wireless FE-C resistance control, bringing the unique feel of rollers to interactive training,FE-C smart trainer protocol means that the Nero will play nicely with a plethora of third party software such as Trainer Road and Zwift,Floating system allows the roller to move with the rider and absorb unintended movements, making these the safest, easiest to ride rollers out there,Powerful resistance unit with 16 different levels, acts on both rear rollers to provide a wide variety of training intensities and replicate up to 6% inclines,Connects to your computer or wireless device by both ANT+ or Bluetooth Smart,Includes a 12 month subscription to Elite\'s fully featured My E-training app for iOS, Android or Windows,Unique frame design Folds in three and locks together for easy transport and storage, it also adjusts easily for your bike\'s wheelbase,Fold out step for easier mounting and dismounting,Perfectly balanced narrow-gauge parabolic roller drums for quiet operation, increased confidence and higher RPMs for greater resistance,Fully sealed bearings for smooth, quiet operation.