A:AnswerHi, Ellie!
Please ensure that both devices are in pairing mode by turning on the Bluetooth function. Please check the Help Guide more details:
https://helpguide.sony.net/mdr/xb50bs/v1/en/contents/TP0001176136.html
Regards,
Erin
Sony Social Support
A:AnswerHi AJ, We would like to know more about the issue and help you out. Kindly send us an email at [email protected] including my name and this post in the email. Regards, ~Ralph
A:AnswerNot sure what there IPX rating is, but I have worn them in the rain while trail running as well as in very humid conditions where I was sweating quite a bit, no problems at all.
A:AnswerHi Rex, You may use the supplied micro-USB cable and connect it to a computer for charging. Kindly check on this link for more details:
https://helpguide.sony.net/mdr/xb50bs/v1/en/contents/TP0001176125.html?search=charging
~Ralph