Charging
light on+bass up = 24Hrs 52min；
light on+bass off =31Hrs 46min；
light off+bass up =
light off+bass off = 45Hrs 36min；
100% volume ：
light on+bass up = 6Hrs 55min；
light on+bass off =7Hrs 58min；
light off+bass up = 7Hrs 03min；
light off+bass off = 8Hrs 54min；
speakers Detail
a 4-inch woofer
a 1.5-inch tweeter,;
and a 5-inch passive radiator
input
5V/2A
bluetooth frequency range : 2402-2480MHz
sound frequency range ; 20-20KHz
Bluetooth delay
roughly 200ms