So your company responded to another customer with the same problem of their U1 not pairing. The response was,
SofaBaton2021-08-09
I'm very sorry for the inconvenience caused to you, because the Bluetooth chip has a problem, which leads to the failure of pairing to connect to the mobile phone. Please contact our after-sales email sofabaton@outlook.com, and we will replace you with a new U1, thank you
So how do I go about getting mine replaced as well?