AS4002T Built with only two speeds, FAST and EXTREME. ASUS motherboard quality Marvell 1.6GHz CPU 2GB of DDR4 RAM at 2400Mhz, fast and efficient. Dual gigabit Ethernet with the addition of a 10gbE port. All new diamond cut exterior Magnetic dust-proof cover Supports two hot-swappable HDDs Screwless, Toolfree installation Hot-swappable 3 year warranty, best in class CPU: Marvell ARMADA-7020 1.6GHz (Dual-Core) Processor Memory: 2GB DDR4 Memory Expandable up to: not expandable HDD: 2 x SATA3 6Gb/s; 3.5'/2.5' HDD/SSD¹ Maximum Internal Raw Capacity: 24 TB (12 TB HDD X 2, Capacity may vary by RAID types) Maximum Drive Bays with Expansion Unit: 10 Maximum Raw Capacity with Expansion Units : 120 TB (12 TB HDD X 10, Capacity may vary by RAID types) Expansion: USB 3.1 Gen-1 x2 Network: Gigabit Ethernet x 2; 10Gigabit Ethernet x1 Output: N/A System Fan: 70mm x 1 Power Supply Unit / Adapter: 65W x1 Input Power Voltage: 100V to 240V AC Certification: FCC, CE, VCCI, BSMI, C-TICK Size: 170(H) x 114(W) x 230(D) mm Weight: 1.6 kg / 3.53 lbs