NAS - external storage for 2× 3,5" HDD 1024 MB DDR3 (max 1 GB ), 3 × USB 3.2 Gen 1 (USB 3.0), 2 × LAN, desktop You'd be surprised how much data is stored by the average household in just a few years. Consider buying a network-attached storage server. Maybe you want to save photos, videos, documents and multimedia files. The best solution is to safely store it all on a QNAP storage disk. The QNAP TS-231K can connect to 2 × of HDDs. This storage system is one of the most affordable ways to store data as seen with the cost-efficient price and lower power consumption of 15,6 W. QNAP TS-231K Smart Storage System Key Features NAS HDD storage 15,6 W power consumption and 8,4 W stand-by energy consumption Performs with 260 MB/s read speed and 255 MB/s write speed