Audio files playing beat, recorder wheels/tapes speed, and lights blinking are controlled by the bicycle. More you ride this bike, more sounds and Revox effects you have.
Technically, we have installed bicycle wheel specific sensors, 2 bBox audio devices, Revox new tape motors, tailor made electronic board to manage all devices, and some loudspealers.

Visual effects on screen are controlled by the bicycle. More you ride this bicycle, more evolution you have on the screenplay. Technically, we have installed bicycle wheel specific sensors, a tailor made electronic board to manage the screen evolution. In partnership with - Cible

Specific areas of that bus shelter are lighted through the bike. More you ride this bicycle, more areas are lighted.
Technically, we have installed bicycle wheel specific sensor, a tailor made electronic board to manage a few LED strips linked with traveled distance. Video link
In partnership with - Clear Channel