UE WONDERBOOM (Phantom Black). Ultimate Ears WONDERBOOM is the super-portable Bluetooth speaker with surprisingly big sound. Enjoy 10 hours of clear, crisp, non-stop sound with big, beautiful bass.
UE WONDERBOOM (Phantom Black). Ultimate Ears WONDERBOOM is the super-portable Bluetooth speaker with surprisingly big sound. Enjoy 10 hours of clear, crisp, non-stop sound with big, beautiful bass.