4-bay 3.5" desktop NAS, AL524 4C 2.0GHz, 4GB DDR4 RAM (max 16GB), 1 x 10GbE SFP+, 2 x 2.5GbE, 1 x PCIe Gen3, 2 x USB 3.2 Gen1

CPU AnnapurnaLabs, an Amazon company Alpine AL524, 4-core, 2.0GHz CPU Architecture 64-bit ARM Encryption Engine System Memory 4 GB SODIMM DDR4 Maximum Memory 16 GB (1 x 16 GB) Memory Slot 1 x SODIMM DDR4 Support ECC memory Flash Memory 512 MB (Dual boot OS protection) Drive Bay 4 x 3.5-inch SATA 6Gb/s, 3Gb/s Drive Compatibility 3.5-inch bays: 3.5-inch SATA hard disk drives 2.5-inch SATA hard disk drives 2.5-inch SATA solid state drives Hot-swappable SSD Cache Acceleration Support 2.5 Gigabit Ethernet Port (2.5G/1G/100M) 2(2.5G/1G/100M) 10 Gigabit Ethernet Port 1 x 10GbE SFP+ Wake on LAN (WOL) Jumbo Frame PCIe Slot 1 Slot 1: PCIe Gen 3 x4 Card dimensions for PCIe slot：190 x 68.9x 18.76 mm / 7.48 x 2.71 x 0.74 inches. USB 3.2 Gen 1 port 2 Form Factor Tower LED Indicators Power, Status, LAN, USB, HDD1-4 Buttons Power, Reset, USB Auto Copy Dimensions (HxWxD) 165 × 170 × 226.5 mm Weight (Net) 1.99 kg Weight (Gross) 4.8 kg Operating Temperature 0 - 40 °C (32°F - 104°F) Storage Temperature -20 - 70°C (-4°F - 158°F) Relative Humidity 5-95% RH non-condensing, wet bulb: 27˚C (80.6˚F) Power Supply Unit 90W adapter (12VDC), 100-240VAC Fan 1 x 120mm, 12VDC System Warning Buzzer Kensington Security Slot Standard Warranty 2 years Max. Number of Concurrent Connections (CIFS) - with Max. Memory 700