Features Min Speed: 0.5 mph (0.8 kph) Max Speed: 14 mph (23 kph) Belt and Deck System: DX3™ Cup Holders: 2 Integrated Accessory Tray: Yes Compatible Devices: iPod mini / iPod nano / iPod / iOS 4.3 & above / Android 4.0/Ice Cream Sandwich & above Easy To Remove Headphone Jack: Yes Console Screen Type: LCD surface capacities touch screen Discover SE3 LCD Touch Screen Size: 19” diagonal (Treadmill); 16:9 ratio LCD Touch Screen Power Requirement: 20.5 -25.5 VDC @ 3.5 A Headphone Jack: 3.5mm Stereo Ambient Temperature Range (Operating): 10C - 40c (nominal 25C) Temperature Range (Storage / Shipping): -20C - 60C (key limiting item: LCD Touch Screen) Humidity Range (Operating): 5% - 85% RH (nominal 40% RH, non-condensing) Heart Rate Monitoring Systems: Patented Lifepulse™ digital contact heart rate and Polar® telemetry-compatible heart rate monitoring system Speed Range (Treadmill): 0.5 - 14.0 mph / 0.8 - 23 kph Incline Levels (Treadmill): 15 USB Device Charging: Can be used in combination with Apple 30-pin, Apple Lightning and Android micro-USB cables to charge compatible devices. Shipping Dimensions (L x W x H): 7 in x 24.75 in x 18.25 in (177.8 mm x 628.65 mm x 463.55 mm) Shipping Weight: 20.2 lbs (9 kg) Dimensions (L x W x H): 4.48 in x 20.75 in x 15.35 in (114 mm x 527 mm x 390 mm) Weight: 16 lbs (7 kg) Max User Weight: 400 lb (182 kg) Weight: 444 lb (202 kg) Dimensions (L x W x H): 80 in x 37 in x 62.25 in (204 cm x 94 cm x 159 cm)