OneDer B1 Professional Business Bag
Backpack:Multi-style waterproofing design of load-reducing strap double-layer inner liner metal handle wear-resistant zipper.
Bluetooth Speaker :High-capacity power supply with excellent sound quality Bluetooth 4.1 non-carton three-proof structure design is fully compatible.
3,8800 mAh Large Capacity Mobile Digital Charging Station:It can play music for 4-8 hours continuously (the length of time is proportional to the volume), and it can also charge mobile phones, tablets, digital cameras and other equipment.
- Bluetooth Distance:10M
- Bluetooth version: 4.1
- Speaker : 52MM Resistance:4Ω,5W
- Distortion:≥90 DB
- Battery: 4400mah*2
- Limited Manufacturer’s Warranty