EC Technology Carrying Hard Case Headphone Storage Bag Pouch with 2400mAh Portable Power Bank External Battery Multifunctional Storage:This carrying hard case not just for Headphone Earphone Earbuds, it can be used for all the mini electronic accessories such as: TF card, mini power bank or mini speaker. Speacial Design:The portable power bank especially designed for Bluetooth speaker and earphones, power hungry smartphones. Smart charging port detects your device to deliver its fastest possible charge speed up to 1 amp, 2 times faster than the computer USB port. Small Size: the mini power bank is ultra compact, portable and lightweight design.Fits in the portable storage bag and enables convenient to charge your device wherever you are. High-Grade Material: EVA material makes the carrying case durable and solid, keep your electronics and accessories safe and secure . Inside velvet keep them away from scratches. Shockproof, dustproof and water resistance. Package Contents: 1x iEC Storage Bag, 1x Carabiner;1 x iEC 2400mAh external battery, 1 x USB cable, 12-month warranty.