BANGE Expandable Men's Backpack Waterproof 17.3 in Laptop Backpack Man Large Capacity Hiking Travel Bag Male Backpacks for Men 25MAR the microphone is optimized to

the microphone is optimized to deliver clear audio captured from up to half a meter away to the other end

for Tablet

please turn on the flashlight and take out the white insulating sheet and tear off the transparent insulating protective film outside the battery

and versatile for any occasion

Compared to a wireless network

BANGE Expandable Men's Backpack Waterproof 17.3 in Laptop Backpack Man Large Capacity Hiking Travel Bag Male Backpacks for Men 25MAR the microphone is optimized toSPECIFICATIONS Brand Name: Bange Origin: Mainland China CN: Guangdong Main Material: Oxford Lining Material: POLYESTER Hign concerned Chemical: None Backpacks Type: Softback Interior: Interior Slot Pocket Interior: Cell Phone Pocket Interior: Interior Zipper Pocket Interior: Interior Key Chain Holder Interior: Interior Compartment Interior: Computer Interlayer Handle Strap Type: soft handle Exterior: Silt Pocket Decoration: none Closure Type: zipper