Backpack USB 2.0 Audio 3.5mm Charging Cable Practical Convenient Outdoor Travel Camping External One Side: Male USB + 3.5mm The Other Side: mount USB female + + 3.5mm Female Cable length about: 0.5M This product is installed in the backpack inside, for connecting the charge treasure Audio It comes with USB/Audio function, offers a convenient charging for your electronic devices.
The product does not include the backpack in the picture.
