POWERFUL HARDWARE: Intel Apollo J3355 2.0GHz dual-core CPU, and 2GB of RAM (expandable up to 4GB). Blazingly fast speed of 200 MB/s reading and 190 MB/s writing. AES hardware encryption engine encrypts shared folders and network data transmission to keep data from unauthorized access. Advanced Btrfs file system offering 71,680 system-wide snapshots and 1,024 snapshots per shared folder. Real-time hardware transcoding of up to two concurrent 4K video streaming Features an aluminum-alloy shell and intelligent temperature control ultra-quiet fan, good in heat dissipation. Support Seagate IHM. Seagate IronWolf NAS HDD’s are recommended.