This is a dedicated leather case designed to protect the QX13 DAC/AMP and the ESTICK mini power bank when used together. Combining durability, elegant aesthetics, and thoughtful ergonomics, it enhances your portable HiFi experience. * This is a protective leather case only. QX13 and ESTICK devices are not included * Magnetic Mounting Experience The rear side of the case is compatible with magnetic Apple devices. Android users can use a magnetic patch to achieve the same convenient mounting experience — making your mobile HiFi journey more effortless than ever.