Key Features Dual-core CPU with hardware encryption engine Over 111.18 MB/s reading, 112.79 MB/s writing 1 USB (Universal Serial Bus) Copy Button for easy data transmission Brightness adjustable front LED indicators Hot-swappable & tool-less drive trays design Satisfy your need on the optimal price/performance ratio Synology DS216 is a 2-bay NAS that brings you the best cost/value ratio yet with no compromising on the performance & feature. Equipped with a dual-core CPU, Synology DS216 delivers a outstanding read/write performance with an average speed over 111.18 MB/s in reading & over 112.79 MB/s in writing under RAID 1 configuration in a Windows environment.1 The built-in floating-point unit enhances the overall capability of the main CPU, speeding up thumbnail processing & hence makes your photo viewing experience refreshingly smooth. With the hardware encryption engine, the encryption calculation task is offloaded from the main CPU, significantly improves the performance of encrypted file transfers.