teamgroup qx 4tb teamgroup qx 2tb teamgroup qx teamgroup qx 4tb 3d nand qlc 2.5 inch sata iii teamgroup qx 4 tb 2.5" solid state drive teamgroup qx 15.3tb teamgroup qx 15tb teamgroup qx 2tb ssd teamgroup qx 2tb 3d nand teamgroup qx 2tb 3d nand qlc 2.5 inch sata iii