The JumpSmart does not support the Qualcomm Quick Charge Technology, as that’s specific to certain type of devices, such as the ones found
here: https://www.qualcomm.com/media/documents/files/quick-charge-device-list.pdf
It’s an up-and-coming technology, but a large majority of devices on the market still do not have this. However, the JumpSmart will still charge these devices, as well as every other USB-chargeable device on the market – most with optimum speed.