CD features: 2.5inch SATA3 7mm Process 500m/s Reading and Writing Speed Cooling 128GB 256GB Solid State Disk Hard Drive SSD For Laptop Color: we send based on the color or size of the main image of the product page. Quantity：we send based on quantity on title, if there is no quantity in the title, we send based on description. Specification:1. Interface: SATA III3. Size: 2.5''4. Capacity: 128GBFeatures:1. Our speed test on specific configuration Desktop,sataIII interface , sataIII cable,without operation system. Test Result just for reference . SATA3.0 SSD tested on sata2.0 interface and sata2.0 cable ,speed will lower than 300MB/S.Laptop will lower than Desktop and unstable.2. According to the international stander 1000KB=1MB ,the real capacity =Capacity x 0.93, please notice that . Before you use it please right click "My computer-Management-Device manager-disc drive" and can find our SSD. Please do the format and partition .3. Difference between SATA I, SATA II and SATA III - SATA I (revision 1.x) interface, formally known as SATA 1.5Gb/s , is the first generation SATA interface running at 1.5 Gb/s. Max speed 150MB/s. - SATA II (revision 2.x) interface, formally known as SATA 3Gb/s, is a second generation SATA interface running at 3.0 Gb/s. Max speed 300MB/s. - SATA III (revision 3.x) interface, formally known as SATA 6Gb/s, is a third generation SATA interface running at 6.0Gb/s. Max speed 600MB/s. This interface is backwards compatible with SATA 3 Gb/s interface. - If sata3.0 SSD tested speed on sata2.0 interface and sata cable the result will be inaccurate. Package Included:1 X2.5'' SATA3 SSD