Synology DS425+ DiskStation 4-bay NAS server, 2.5"/3.5" HDD/SSD, 2× M.2 2280 NVMe SSD, 2GB DDR4, 1×G-LAN/1×2.5GbE LAN, USB3.2×2, Wake on LAN/WAN

• CPU: Intel Celeron J4125 4-core (4-thread) 2.0 GHz, burst up to 2.7 GHz• Memory: 2 GB DDR4 SODIMM (expandable up to 6 GB)5• Compatible drive types: 4 x 3.5" or 2.5" SATA SSD/HDD (drives not included)• Hot swappable drives: Yes• External ports: 2 x USB 3.2 Gen 1 ports• Form factor: Desktop• LAN ports: 2 x 1GbE RJ-45• Wake on LAN/WAN: Yes• Scheduled power on/off: Yes• System fans: 2 x (92 x 92 x 25 mm)• AC input power voltage: 100 V to 240 V AC• Power frequency: 50/60 Hz, single phase• Networking protocols: SMB, AFP, NFS, FTP, WebDAV, CalDAV, iSCSI, Telnet, SSH, SNMP, and VPN (PPTP, OpenVPN, L2TP)• Supported RAID types: Synology Hybrid RAID (SHR), Basic, JBOD, RAID 0, RAID 1, RAID 5, RAID 6, RAID 10• SSD cache: Read/write cache support / M.2 NVMe and 2.5" SATA SSD support• Size (HxWxD): 166 x 199 x 223 mm• Weight: 2.18 kg