Amazon.com: MEMZI PRO 128GB Class 10 80MB/s Micro SDXC Memory Card with SD Adapter for Samsung Galaxy J3 Eclipse, J3 Emerge or J3 Prime Cell Phones : Electronics
SAMSUNG J3 How to install a Micro SD card - YouTube
Samsung Galaxy J3 Emerge High Speed MicroSD Memory Card.Com
How to install SD and SIM card into Samsung Galaxy J3 - YouTube