SanDisk iXpand Base 128GB
15 W
SanDisk iXpand Base 128GB
15 W
Yes, it is compatible with all Apple devices from iOS 10.
No, you cannot copy a backup :)
The iXpand Base is only for photos, videos and contacts. If you replace your iPhone at some point with a new model, you can copy these (photos, videos and contacts) to your new iPhone using the "Restore" function.