Anker

Stable connection: Rely on a completely reliable Bluetooth connection at all times for a crystal clear, distortion-free sound profile.
Powerful bass: Ankers BassUp technology covers scales in detail and wide area, even in the depth range. Superior deep bass compared to similar speakers in the same price range.
INCREDIBLE PLAYTIME: Anker’s leading battery technology and power management allows 24 hours of playtime or around 500 tracks. The powerful battery won’t let you down all Christmas long