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Charge iOS Device while Listening to Music
However, the upside to the newLightning to USB 3 Camera Kit adapter is that it has two ports. One port can be used with USB and the other with Lightning. This is an awesome addition since you can now provide power to the iPhone/iPad while using the USB port of the adapter.
Below is a new video showing how the adapter works with the iPad Pro 9.7, Dragonfly DAC, and Intocircuit® Power Castle 11200mAh Heavy Duty 5V 2A/1A Dual USB Ports External Battery Pack Charger. Actually, you can also just plug it directly into a wall outlet.