???? Micron | 16GB (1x16GB) | 2Rx8 | 2133P | Unbuffered DDR4 ECC. Speed 2133P. Module Identifier Unbuffered DDR4 ECC. Manufacturer Micron. Number of Modules 1 single - 16GB stick. Condition: 100% Tested & Fully Functional - Item may have scratches or marks.