Problem with caller ID and VoiceOver

Club AppleVis Member
iOS & iPadOS

yesterday i bought bluetooth headfones of jbl model. the modle is e50. i have a problem with VoiceOver and caller id: wen call is incoming, i hearing the ringtone, but i can't hearing not my iphone and not on my bleutooth head phone. VoiceOver dosen't talking wen i receiveing incoming call. someone knows this problem? ann know how to solve this?