Life Fitness E5 Track and Cross-Trainer, Titanium Whisper Stride technology utilizes maintenance-free ball bearings, which eliminates noise and friction common with other cross-trainers Electronic stride adjustment from 18" to 24" (46-61 cm) for a variety of workouts Multigrip handles, with integrated stride and resistance controls for on the fly adjustments, allow for varying exercise motions Compatible with Apple and Android devices; Interacts with apps for added engagement and entertainment Frame: Lifetime; Electrical and Mechanical parts: 5 year; Console: 3 year; Labor: 1 year; Warranties outside the U.S. may vary