Bopai 61-93318A Hard Shell Waterproof and Expandable Backpack with USB Charging Hole, Spec:, Regular (Silver), Password (Silver), Regular (Black), Password (Black)1. Material: PC, polyester 2. Function: waterproof, wear resistant, anti theft, shock resistant, capacity expansion, load reduction 3. Accommodates computer size: 17. 3 inches 4. The PC is pressed into one piece, and carbon fiber material is added, which is wear resistant and impact resistant. 5. The fan shaped half open bag design makes it more convenient to take items 6. The back adopts hollow groove design to enhance air convection and effectively

110cm: 380g

Stereo sound cavity surround

just connect this cable to the electronic music equipment

It is good for skiing

The rhombus design on the back of the neck prevents sweat from sticking

Expanded memory: Up to 128GB Class10 (not included)

such as BT connection

Through the core intelligent identification chip

Memory: DDR4 4G + 64GB SSD

Weight 221g

Loading Container 20GP: 281 cartons * 20 pcs = 5620 pcs

10 meters Bluetooth distance