20 Most Recent JBL On Time Docking Station for Apple iPod (ONTIMEBLK) - Page 8 Questions & Answers

what operating system is laptop ? is it windows vista ? https://support.microsoft.com/en-us/help/933144/the-audio-output-is-not-automatically-routed-to-a-bluetooth-audio-devi

Did you check the continuity of the line? If the end line (Jack) is pulled out several times over, the stress on the wires causes some wires to fray or breakaway. A pattern of increased resistance results and thus lower volume to the speakers. You may need to cut the end, replace the jacks.

Sure, why wouldn't it be? Are you using the 14 gauge wire and what length are you needing? If running crazy long lengths double the 4 conductors together which will give you an effective 11 gauge cable.

Here is a URL for that item on JBL's website. Download the Manual. Or call Customer Service for help. https://www.jbl.com/bluetooth-speakers/JBL+Flip+4.html Verizon wireless sell this item. Take it and all accessories to them and ask for help? Good luck!