OWC 4GB DDR4 PC4-19200 2400MHz NON-ECC. Compatibility QNAP RAM-4GDR4A0-SO-2400. QNAP RAM-4GDR4K1-SO-2400. Watch our OWC Basic Installation Video for Help. Capacity 4GB Form Factor 260-PIN SODIMM. Speed PC4-19200 2400MHz CL17 Backward Compatibility ALSO COMPATIBLE WITH 2133MHz.
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