High Quality Brand 17.3 Laptop Backpack Large Waterproof School Backpacks USB Charging Men Business Travel Bag Big Backpack Man Color:37L green As for the health of

As for the health of the ear

Charging time: 2H

At the same time long press (about 3's)the volum "+" and "-" buttons

Schools & Offices

Inalámbrico: Sí

High Quality Brand 17.3 Laptop Backpack Large Waterproof School Backpacks USB Charging Men Business Travel Bag Big Backpack Man Color:37L green As for the health ofSPECIFICATIONS Type: Backpack Business Technics: Embossing Style: Fashion Style: Backpack Big Rain Cover: Yes Prodduct 3: Backpack Large Prodduct 2: Travel Backpack Men Prodduct 1: Bange bag Prodduct: Travel Backpack Pattern Type: Solid Origin: Mainland China Name: Backpack Laptop 17. 3 Model Number: BG 1908 Main Material: TPU Lining Material: Polyester Item Type: Backpacks Interior: Interior Zipper Pocket Interior: Computer Interlayer Interior: Cell