Data Storage 3,5" USB-C connector, interface USB 3.2 Gen 2 (USB 3.1) and Thunderbolt, reading speed up to 440MB/s, writing speed up to 440MB/s, capacity 8000GB Do you want to optimize the way you store information on your computer? If so, you ought to consider this Lacie 2big RAID USB 3.1 8TB data storage. The heart of the storage device is an HDD with a format of 3,5". One big advantage of an HDD is that it has a good ratio of cost to capacity. However, one must remember that this type of disc is sensitive to vibration and impact. It is perfect for use at home or at the office, where one won't need to move it around. The 3.5" format is primarily designed for those who need more storage, but don't plan on travelling with it very often. They are perfect for the study or the office. It'll need external power to run. With all 2 slots, this device holds up to 8 TB. This is ample space for a massive amount of files in HD or 4K. Your data will be protected with RAID...