The Sole S77 is a non-folding treadmill of quality boasting a great range of specifications & features for the serious workout enthusiast. An extremely well built product the S77 accommodates weights of up to 181kg & with a motor of 3.5HP the F85 can achieve a top speed of 20km/h & an incline up to 15%. A generous deck size of 56cm x 152cm give a comfortable & ergonomic workout especially useful for taller users or those with a longer stride pattern. The two-ply double-woven belt boasts the Cushion flex whisper deck shock absorption system to make running easier on your knees & ankle joints helping to prevent injuries, the 2.75" large rollers mean that there is less wear & tear on the bearings & a smoother ride. A large 9" vibrant blue back lit LCD display, with dot matrix profile display shows a 1/4 mile lap track feature & means that you can select direct speed & incline via touch keys, the dual turbo cooling fans give added comfort. The S77 also offers a heart rate measurement through pulse grips & a wireless chest strap (not included). An ergonomic design the S77 has two water bottle holders, built in cooling fans & a hydraulic folding system for easy storage; as well as an integrated sound system with MP3 & ipod player compatibility which enables the treadmill user to play any audio device with a headphone jack to play through the dual speakers.