The tr 002 usb 3.1 gen. 2 raid expansion enclosure allows you to expand the capacity of your qnap nas and pc. The tr 002 can also be utilized as a das direct attached storage device, allowing you to directly access its content just by connecting it via usb. The tr 002 features two 3.5 inch sata drive bays with usb 3.1 gen. 2 type c connectivity to bring you a highly reliable and secure storage capacity expansion solution. Effective storage expansion with raid support the tr 002 is an ideal storage expansion solution for pcs, especially for laptops which lack the ability to install higher capacity drives. Featuring two 3.5 inch sata drive bays and supporting raid configuration, the tr 002 provides the ability to store a vast number of files and data and to ensure protection against potential drive failure. Supports various raid levels the tr 002 supports various raid configurations. Depending on your requirements, you can switch between hardware or software controlled raid modes. Move the dip switches to corresponding positions for your ideal raid mode individual, jbod, raid 0 or raid 1. You can also configure the raid settings from your qnap nas, or by using the qnap external raid manager utility on your computer.