Hp Power School And Laptop Backpack 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.

Parameter

Bluetooth Distance:10M
Bluetooth version: 4.1
Speaker : 52MM Resistance:4Ω,5W
F.R:90HZ-20KHZ
Distortion:≥90 DB
Battery: 4400mah*2

10 inches