NAS Synology DS220j 2x3TB RED:Do you want to optimize the way you store data? If so, you might want to consider this Synology DS220J 2x3TB RED data storage. The heart of this data storage is an HDD with a format of 3,5. One big advantage of a classic HDD is that it has a good ratio of cost to capacity. However, the customer should remember that this type of disc is sensitive to vibration and impact. Its great for home or office use, where one wont need to move it around much. The 3.5 format is primarily made for those who need more storage, but dont plan on travelling with it very often. They are perfect for offices or studies. It needs external power to run. With its 2 slots, this device will store up to 6 TB. This is ample storage room for a massive amount of files in HD or 4K. Synology DS220J 2x3TB RED Data Storage Key Features Synology data storage type: HDD Needs external power supply Capacity: 6 GB Synology data storage device dimensions are 100 × 165 × 225,5 mm