Speaker Size: 3 inch*2
RMS Power Output: 7.5W*2.4
PEAK Power Output: 15W*2.4
Battery Capacity: 3000mAh
Playtime: 3H at max volume & 4.5H at 50% volume
Frequency Response: 80Hz-12kHz
Product size: 354(L)*138(W)*183(H)mm