A:AnswerIf the charger port is a typical micro USB then yes. You can plug a jump drive (flash drive), external hard drive, or other USB device in to copy to.
A:AnswerIts 2.0 . Any USB Type A that is 3.0 or above will have will be turquoise/blue inside the plug. the 2.0 models have white on the inside of the plug. Hope i answered ur question. If ur using it on A decent cellphone the adapter works great. GL
A:AnswerHi,
Yes, this OTG adapter cable is fully compatible with you Samsung J3 Prime. Also have in mind that we will always be for you at www.insigniaproducts.com/contact-us.
Karina - Insignia Support