4GB Kingston 2133Mhz DDR4 SO-DIMM Laptop Memory CL15 1.2V for Laptop / Notebook

This is for one piece of 4Gb ram and it is the one shown in the pictures. Data bus inversion (DBI) for data bus. Selectable BC4 or BL8 on-the-fly (OTF). VDDSPD=2.2V to 3.6V. On-board I2 serial presence-detect (SPD) EEPROM.

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