QNAP TR-004 4-Bay USB 3.2 Gen 2 RAID Expansion Enclosure with U.2 NVMe SSD and 2.5GbE Port

The QNAP TR-004 is a 4-bay USB RAID expansion enclosure that allows you to expand the capacity of your QNAP NAS and PC. The TR-004 can also be used as a DAS (Direct-attached Storage) device, allowing you to directly access its content via USB. The TR-004 features four 3.5-inch SATA drive bays and two 2.5-inch U.2 NVMe SSD slots, supporting multiple RAID configurations and high-performance storage pools. The TR-004 also has one 2.5GbE port, supporting up to 5 Gbps transfer speeds and Thunderbolt Networking. The TR-004 supports the ZFS-based QuTS hero operating system, which offers advanced data protection and optimization features. The TR-004 also features a lockable drive tray design that prevents accidental drive removal.