Havit Bluetooth Speaker SK851BT

Chip: AC6928B
Bluetooth version: V5.0
Rated power: 3W
Peak power: 5W
Battery : 3.7V/1200mAh
Play time: 6H（Medium volume）
Charging time: 3.5H 
Support: : Bluetooth TF, AUX, Muffler, magic ,AUX