You can read the instructions for our allroundo Boost / Power here. If you would like to read, download or print the user manual of your allroundo Boost / Power again, you can open it here. Allroundo_Boost_Manual_100x100_online.pdf 800 KB Download Allroundo_Power_Online_Manual.pdf 900 KB Download Related articles You can read the instructions for our allroundo® here. How do I return an item? My allroundo® does not work with CarPlay. My allroundo® does not charge immediately. The declaration of conformity for Backbone can be found here.