inputs.text: no instructions looked used installed appropriately zero sound wish would worked - not happy speaker sound not work no instructions included box however look various videos online set suppose extrehemely easy little blue light turn fully charged also know successfully install right noticed pressed rewindforward button would fact rewindforward song track phone not even tiniest sound came case appears received used speaker maybe someone returned repackaged shipped took quite time delivered like small sure sound really neat worked not sure want risk reordering returning looking something else need add extrehemely rare trouble amazon affiliates years purchased thru amazon believe second time happens