The CycleOps 400 is one of the highest priced indoor cycling bikes on the market. It's main feature is the Joule 3.0 computer, which is exclusive to CycleOps. It provides tons of feedback, including the user's current and past performance. It also features a robust 48 pound flywheel and a freewheeling hub. The electronic resistance control can be adjusted with a turn a knob. The seat adjusts vertically and horizontally, while the handlebars adjust vertically. The 400 is backed by a limited lifetime warranty.