About this item Memory Type: DDR3 PC Type: Notebook Frequency Speed (JEDEC): 1600MHz (PC3-12800) Latency (CAS): CL11 Voltage: 1.35V XMP Support: No Speed Compatibility: Compatible with 1600MHz, 1333MHz, 1066MHz Note: Products with electrical plugs are designed for use in the US. ساخت آمریکا