Synology DiskStation DS620SLIM 6-Bay 2.5'' NAS for Home&SOHO

Specifications Mfr Part Number: DS620SLIM Hardware: CPU: Intel Celeron J3355 dual-core 2.0 GHz, burst up to 2.5 GHz Memory: 2 GB DDR3L (expandable up to 6 GB) Drive Bay: 6x 2.5" SATA HDD/SSD (drives not included) Max Internal Capacity: 30 TB (5 TB drive x 6) (Capacity may vary by RAID types) External HDD Interface: 2x USB 3.0 Ports LAN: 2x Gigabit RJ45 Ports  Wake on LAN/WAN Fan: 1x (80 x 80 mm) Fan Noise Level: 20.5 dB(A) Easy Replacement System Fan Brightness Adjustable Front LED Indicators Power Recovery Scheduled Power On/Off Power Supply Unit/Adapter: 65W AC Input Power Voltage: 100 ~ 240 V AC Power Frequency: 50/60Hz, Single Phase Networking Protocols: SMB, AFP, NFS, FTP, WebDAV, CalDAV, iSCSI, Telnet, SSH, SNMP, VPN (PPTP, OpenVPN, L2TP) Security: Firewall, encrypted shared folder, SMB encryption, FTP over SSL/TLS, SFTP, rsync over SSH, login auto block, Let's Encrypt support, HTTPS (customizable cipher suite) File System: Internal: Btrfs, ext4 External: Btrf