Features
![](https://www.bhfitnessusa.com/images/features/signature-series/S1Ti_Features-100x120/S1TiB_ISO1_feat_console_100x120.png)
DualKit Compatible
DualKit provides the i.Concept connection and allows for future upgradability without the worry of having to replace the entire machine
![](https://www.bhfitnessusa.com/images/features/signature-series/S1Ti_Features-100x120/S1TiB_ISO1_feat_motor_100x120.png)
Whisper quiet motor
Whisper quiet 2.75 HP DC drive motor provides unparalleled durability and reliability.
![](https://www.bhfitnessusa.com/images/features/signature-series/S1Ti_Features-100x120/S1TiB_ISO1_feat_rsurface_100x120.png)
Large running surface
Spacious 20″ x 55″ running surface enables a safe and comfortable workout.
![](https://www.bhfitnessusa.com/images/features/signature-series/ts500i-features-100x120/TS500i_4_ActiveFlex.png)
Active Flex suspension
Active-Flex suspension technology allows for a shock absorbing landing with firm push off for comfort and efficiency.
![](https://www.bhfitnessusa.com/images/features/signature-series/S1Ti_Features-100x120/S1Ti_USB.png)
USB Power Port
Charge your phone or tablet using your USB power port
![](https://www.bhfitnessusa.com/images/features/iconcept/CS6i/CS6i-Polar.png)
Polar® compatible
Polar® wireless HR compatible. Use a polar HR chest strap to readout your HR on the display console or interact with built-in HR control programming.