Embedded Multi Media Card (eMMC), solid-state drive (SSD) storage, eMMC module

 4 GB 11.5 x 13 x 1.0 Surface Mount v5.0 eMMC Flash Memory - FBGA-153, I TEMP

https://www.futureelectronics.com/p/semiconductors--memory--storage--embedded-storage/emmc04g-w627-e03u-kingston-5118995