How many smartphones or tablets I can link to my hub? Rudolf Reih October 16, 2017 10:45 Updated Follow You can link up to 16 smartphones and/or tablets. Related articles How to invite a user to share your account? How do I delete devices? Does the 'Pair More Devices' button only become active when the timer stops? Which ports need to be open to use AOne Hub? Can I use the AOne system outdoor? Comments 0 comments Please sign in to leave a comment.