backable bluetooth speaker high sound quality stereo long-lasting endurance outdoor travel good helper

Product size: 280*150*171mm
Speaker power: 20W * 1
Speaker Specification: 4-inch
Battery Specification: Built-in 18650 2400mAh 3.7V
Play time: 4H-6H
Charging time: 1H-2H
Product material: ABS plastic
Main features: Bluetooth, call, TF card, AUX, FM
Net weight: 1.3KG
Product color: Black
Packing Size: 280*160*215mm
Accessories include: data cable, audio cable, shoulder strap, and microphone.
Charging interface: Android port
Crate Size: 830*586*470mm
Quantity per piece: 20PCS
Net weight per piece: 33KG
Gross weight of each piece: 34.2KG