Selling WD My Book Duo 4TB (RAID) external storage for backups and working with heavy files. Inside are two 2TB drives of the WD Red series (for servers/NAS). RAID 0/1: Either maximum speed (360MB/s) or full data duplication for security. 2x USB hub: You can plug in flash drives or chargers directly into the case. Security: Hardware encryption and password protection. Compatibility: USB-C and USB-A. Power supply and cables are included. Excellent condition. Location: Batumi Price: 200 GEL