Synology 4-Bay DS423+ DiskStation

CPU: Intel® Celeron® J4125
Memory: 2 GB DDR4 (expandable up to 6 GB)
Compatible drive types:
•  4 x 3.5" or 2.5" SATA SSD/HDD (drives not included)
•  Synology only guarantees full functionality, reliability, and performance for Synology drives listed on the compatibility list. The use of non-validated components may limit certain functionalities and result in data loss and system instability
Hot swappable drives: Yes
External ports: 2 x USB 3.2 Gen 1 ports
Form factor: Desktop
Size (HxWxD): 166 x 199 x 223 mm
Weight: 2.18 kg
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
Operating environment:
•  Temperature: 0°C to 40°C (32°F to 104°F)
•  Relative humidity: 8% to 80% RH
Storage environment:
•  Temperature: -20°C to 60°C (-5°F to 140°F)
•  Relative humidity: 5% to 95% RH
Maximum operating altitude 5,000 m (16,400 ft)