... speaker, the Best Choice for the Outdoor Activity!Soap Bike audio is uniquely designed for your bicycle. Created exclusively to provide ... pleasure, now you can enjoy the high quality music with sound steering technology while riding for fun, sports or even when ... ...1, Design/Dimension:120mm×72mm×50mm2, Mp3 Sound time: 6H to 8H.Structure3, Sports Bike Audio Sound time: 6H to 8H.4, Structure ...