• Dust & Waterproof: IPX7
• With cool LED flashes with the music tempo
• With portable strap
• Create left and right sound quality
• 360°surrounding sound
• With CD pattern design on dual passive bass radiators
• Bluetooth version: 5.0
• Transmission distance: 10m
• Battery capacity: 3000mAh=1500mAh*2
• Charging voltage: 5V/0.8A
• Charging time: 2~3 hours
• Working time: 12~14 hours
• Product size: 206.5*78.5*78mm