Product details of Awei Y310 Bluetooth Wireless Speaker 

Key Features:

• Connect 2 in Parallel
• Bluetooth 5.0
• Long Battery Life
• Support Micro-SD Card
• IPX6 Waterproof Rating
• Bilateral Drive Units

Specifications:

• Bluetooth Version: 5.0+EDR
• Play Mode: Bluetooth/Micro-SD Card/3.5mm AUX
• Drive Units: φ52mm, 4Ω
• Power: RMS 5W
• Battery Capacity: 2,200mAH/3.7V
• Play Time: up to 12H
• Charging Time: About 3H
• Power Indicator: Yes