Livestrong  LS5.0U  Upright Bike Upright exercise bike with contoured, oversized seat for comfort 20 levels of magnetic brake resistance; 11 preprogrammed workouts 8.8-pound flywheel delivers fluid, consistent cycling motion Sonic Surround speaker system with iPod/MP3 player support Measures 22 x 41 x 56 inches (W x H x D); 10-year frame warranty