Many WS887 variants include extra features:
Mini Speaker WS887
Plug the charging cable into the DC 5V slot to boost signal. Phone or speaker limited Long-press the button and raise phone volume. mini speaker ws887 user manual pdf verified
If you need help resolving a specific issue with your speaker, please share or which input mode you are trying to use , and I can provide targeted troubleshooting steps. Share public link Many WS887 variants include extra features: Mini Speaker