Details:

ASTONISHING SOUND: Breathtaking stereo sound with deep bass is delivered with exceptional clarity and zero distortion by two high-sensitivity drivers and a patented bass port.
24H WORRY-FREE BATTERY LIFE: Anker’s exclusive, long-life battery technology provides 24 hours of sublime music.
EFFORTLESS CONNECTIVITY: Bluetooth 4.0 ensures instant pairing and maintains a strong connection up to 66 ft.