inputs.text: great speaker - speaker really sounds terrific depending put tried lot surfaces two best surfaces tested wooden door violin door kind hallow amplifies sound adds bass violin makes orchestrial music especially violin music sounds like real life technically fact listenning real violin ehemitting sounds violin vibrations travel instrument produces realistic sound see video test [ ] really like however issue think lack power button switch sometimes charge listen long time dies times could fully recharge store bag coulle days no juice left however really recommand likes music