1,DDR4 RAM is faster and stronger, with a maximum operating frequency of 2666MHZ, a 30% increase in bandwidth, strong compatibility, high stability and excellent percompatible withmance.2,Gold plating is stable, gold finger adopts gold plating process, which has stronger corrosion resistance and better conductivity, which is the guarantee of system stability and efficiency3,Each memory has passed various types of tests, so the product can be used in different application environments and can provide users with a high-percompatible withmance and high-stability computer experience4,Running speed up, game loading speed up, transfer speed up, download speed up.5,Simple operation and easy installationProduct name: computer memoryCapacity: 4GMemory type: DDR4Memory frequency: 2666 MHzParticle package: BGATransmission type: DDR4Memory voltage: 1.2VMemory interface: 288PINApplicable type: desktop computerProduct size: 133x31x3mmMaterial:PCBcolour:BlackPackage Contents:1 * DDR4 RAMOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.