Sole Fitness TT8 Light Commercial Non-Folding Treadmill Treadmill offers a 22-inch wide running surface (TT stands for "twenty-two"), designed to give runners a safe, comfortable feel; extra width allows you to run freely, without considering where you're positioned 4.0 CHP, DC Type motor with 0.5-to-12 MPH speed range, 0-to-15% rack-and-pinion gear design incline, two-ply belt, pulse grip and chest strap heart rate monitoring Six standard programs, two custom programs, and two heart programs; cooling fans and MP3-compatible sound system; nine-inch LCD workout display Measures 37 by 57 by 83 inches (W x H x D); deck measures 37 by 80 inches (W x D) and running surface measures 22 by 60 inches (W x D); 265-pound weight and 400-pound weight limit; three-inch rollers Includes the following manufacturer's warranties against defects in materials and workmanship: lifetime on frame, motor, and deck; five years on electronics; and two years on labor