24H Non-Stop Music: With Anker’s world-renowned power management technology and a 5,200mAh Li-ion battery, the soundcore 2 speaker delivers a full day of great sound.
bassup,
Waterproof Bluetooth Speaker with 24-Hour Playtime – Anker
Intense bass: exclusive bass up technology and a patented spiral bass port boost low-end frequencies to make the beats hit even harder.