ProForm Power 1495 Treadmill 3.5 CHP Mach Z Commercial Pro Motor, 10" Full-Color Touchscreen, iFit Enabled, Compatible Music Port for iPod 12 MPH Quick Speed Control, -3% Quick Decline Control, 15% Quick Incline Control, 34 Workout Apps 20" x 60" 2-Ply Commercial Tread Belt, ProShox Cushioning, Space Saver Design with Easy Lift Assist 2.5" Precision Machined and Balanced Non-Flex Rear Roller, CoolAire Workout Fan. Dual-Grip EKG Heart Rate Monitor with Polar Wireless Chest Strap 350 Lb. Weight Capacity.Kindly refer the user manual attached below for troubleshooting steps and instructions.