Asustor DRIVESTOR 4 Pro Gen2 (AS3304T v2) Multimedia Transcoding - Btrfs Support - Maximum Value Affordable personal cloud bringing high speeds for individuals and families. Features: Equipped with Realtek RTD1619B 1.7GHz quad-core processor Superfast 2.5-Gigabit Ethernet 2 GB DDR4 RAM Upgraded powerful internal display, smooth transcoding of 4K videos Supports Wake on LAN and Wake on WAN Btrfs/iSCSI Snapshots Tool-free installation Specifications: Hardware Specifications CPU CPU CPU Model Realtek RTD1619B CPU Architecture ARM64 64-bit CPU Frequency Quad-Core 1.7GHz Memory Memory Memory 2GB DDR4 Memory Expandable up to not expandable Flash Memory 8GB eMMC Storage Storage Drive Bays 4 Compatible Drive Type 3.5" SATA HDD 2.5" SATA HDD 2.5" SATA SSD Maximum Internal Raw Capacity 72 TB (18 TB HDD X 4, Capacity may vary by RAID types) Maximum Drive Bays with 16 Maximum Raw Capacity with Expansion Units 320 TB (20 TB HDD X 16, Capacity may vary by RAID types) Supports Hot Swappable Drives External Ports External Ports Expansion 3x USB 3.2 Gen 1 Network 1x 2.5 Gigabit Ethernet (2.5G/1G/100M) Multimedia Output N/A Others Others System Fan 1x 120mm Power Supply Unit / Adapter 90W x1 Input Power Voltage 100V to 240V AC Certification FCC, CE, VCCI, BSMI, C-TICK, KCC, BIS, CCC Warranty 3 Years Operation Operation Power Consumption 25.1W (Operation) 8.4W (Disk Hibernation); Noise Level 19.7dB (HDD idle) Operation Temperature 0°C~40°C (32°F~104°F) Storage Temperature -20°C~70°C (-4°F~158°F) Humidity 5% to 95% RH Size and Weight Size and Weight Size 170(H) x 174(W) x 230(D) mm Weight 2.2 kg / 4.85 lbs