blackview_admin wrote:Sharkky wrote:Hi guys i tried to write a post but I think it wasn't approved, anyway i received the bv9900pro 4 days ago but I encountered a problem with buzzing/high frequency noise coming from the main speaker, it's very noticeable when I take pictures by camera, I tried everything from factory reset to updating android 10, but there's no way to fix it.... Has anyone else noticed this problem?
Hello, maybe the speaker was broken,, please contact the after-sale department directly to get the new one: support02@blackview.hk,
After checking with the engineer again, please calibrate the speaker in *#87# to calibrate SMART PA