The B40 features 8 different levels of resistance, allowing the user to customize their workout depending on the desired challenge for the moment. It also features a low step-through for easy mounting. The comfortable foam leather saddle is adjustable through a wide range, and the handlebars are also adjustable. The handlebars contain an LCD display (elapsed time, distance (trip and total), speed, calories burned, and heart rate) and a large holder for a tablet or smartphone. The user is able to measure their heart rate through built-in contact pads.