Review on Portable Acoustics JBL Boombox 2, 80W, squad by Aneta Budziska ᠌

The following problem has occurred: Boombox 2 column, two phones from which music is played are connected to it at the same time. The first iPhone is the second Xiaomi Mi9. Music plays from phone number 1, phone number 2, let's say, on hold. At the same time, when I unlock or lock phone number 2, music playback from phone number 1 is paused. Moreover, if on the contrary, music is played from mi9 and the iPhone is blocked, everything is in order. I have charge 4 and Boombox 1 have not seen such a problem anywhere. I ask the manufacturer to comment on the problem (