The XTERRA Fitness TRX4500 Folding Treadmill allows users of all fitness levels to challenge themselves and maximize their results. The programs in it provide the variety needed to take your fitness to a new level. It features speakers for your favorite tunes, and a cooling fan to keep you cool. The treadmill gives you two ways to monitor your heart rate making your workouts both efficient and effective. The Lift Assist frame design folds the treadmill when not in use and the Safe Drop feature slowly lowers the deck for added safety. SPECIFICATIONS Performance 3.25 HP Motor 0.5 -12 mph Speed Range 15 Levels of Electronic Incline Console Display: LCD blue/Backlit Display Size: 6.6 x 3.6 (7.5 diag.) Feedback: Program Profile, Time, Speed, Pace, Distance, Calories, Incline, and Pulse Programs: 30 Preset, 2 Custom, 1 Heart Rate Control Bluetooth FTMS 4.0 Audio Jack Built-In Speaker Direct Speed Buttons: 1, 2, 3, 4, 5, 6, 7, 8, 10, 12 mph Direct Incline Buttons: 0, 1, 2, 3, 4, 6, 8, 10, 12, 15 incline Convenience Remote Handlebar Controls Hand Pulse Sensors Heart Rate Transmitter Cooling Fan Acessory Tray Cup Holder Transportation Wheels Frame Folding Frame with Lift Assist 2 ply, 1.6 mm Belt 5.8 Step Up Height 20 x 60 Running Surface 25 mm Running Deck Thickness XTRASoft Deck Cushioning Dimensions Set-Up Dimension: 77.2 L x 35.5 W x 56.1 H Folded Dimension: 51.2 L x 35.5 W x 65.8 H Shipping Dimension: 81.7 L x 30.7 W x 17.3 H Item Weight: 213.9 lb Shipping Weight: 240.3 lb Max User Weight Capacity: 350 lb