The QNAP 2 Bay 4TB DAS, RAID 1 Bundle is a high-speed direct-attached storage device that comes pre-installed and pre-configured with two 4TB WD Red Plus drives in a RAID 1 configuration. It offers a convenient USB Type-C connection, making it compatible with Windows, macOS, and Linux operating systems. The TR-002 can be used as a DAS for external storage mode or as an expansion unit for your QNAP NAS. With hardware RAID support for RAID 0, 1, JBOD, and individual disks, you have flexibility in configuring your storage setup. The bundle also includes a USB Type-C to USB 3.2 Gen2 cable for easy connectivity and lockable drive bays for added security. Whether you need to expand the capacity of your existing QNAP NAS or require additional external storage, the QNAP 2 Bay 4TB DAS, RAID 1 Bundle offers a reliable and versatile solution.