Bluetooth solution: Jerry Bluetooth4.2
Bluetooth distance: 10 meters
Product size: 32*16.2*15CM
Speaker power: 2*15W
Speaker specifications: 4 inch external magnetic
Battery specification: Built-in 18650 3000MAN 7.4V
Playing time: 2H-3H
Charging method: Charger specification: 5V-2A
Charging time: 3H-4H

Product material: ABS plastic
Main function: Bluetooth TF card AUX U disk comes with K song mode
Single machine net weight: 3.16KG
Product color: Grey and Gold
Microphone solution: BK U band A.690.3MHZ_B.687.2MHZ
Microphone distance: 10 meters
Microphone battery specifications: Built-in 18650 1500MA 3.7V
Microphone charging time: 1H-2H
Microphone type: dynamic pickup