Brand Ultimate Ears Series WONDERBOOM Item model number 984-000839 Item Weight 14.8 ounces Product Dimensions 4.2 x 4.6 x 5.3 inches Item Dimensions LxWxH 4.2 x 4.6 x 5.3 inches Color Phantom Black Power Source Battery Powered Batteries 2 Lithium Polymer batteries required. (included) Manufacturer Logitech ASIN B06XH3PWSF Is Discontinued By Manufacturer No Date First Available March 25, 2017 Standing screen display size 1 Inches Average Battery Life (in hours) 10 Hours SURPRISINGLY SERIOUS SOUND Don’t let the small package fool you, each UE WONDERBOOM delivers massive, crisp, clear 360 degree sound so you can liven up the party IPX7 WATERPROOF Play your music safely around water with this speaker’s IPX7 rated waterproofing