Portable Mini Bluetooth Speaker - Yellow Expanded BXS (Bass Expansion System) drives a fuller and richer response 45mm speaker delivers precise highs for superior quality sound Working Time: 5 hours &amp; Battery Charge Time: 2 hours Dimensions: 60x60x50 millimeters &amp; Weight: 230 grams Package Contents - (1) Yellow Mini Bluetooth Speaker, (1) 3.5mm AUX cord and (1) USB charger cable