QNAP TS-832PX-4G 8-Bay Tower NAS Enclosure 10GbE SFP+ 2.5GbE LAN ServerCPU to 1.7 GHz Cortex A57 Quad-CoreProcessor Annapurna Labs Alpine AL-324Total Installed Memory 4 GB DDR4User-Replaceable Memory 1 x 4 GBTotal Memory Slots 1 x SO-DIMMMaximum Memory Capacity 16 GBFlash Memory 512 MBGeneralNumber of Bays 8 x 2.5"/3.5"Inputs/Outputs 2 x SFP+ (10GbE)2 x RJ45 (2.5GbE)3 x USB Type-A (USB 3.1 / USB 3.2 Gen 1 (5 Gb/s))Compatible Drive Interface SATA II, SATA IIIMedia Card Slots NoneForm Factor DesktopRAID RAID 0, 1, 10, 5, 50, 6, 60, JBOD, SingleHot-Swap Support YesPCI Expansion 1 x PCIe 2.0 (x2 Electrical)Wake on LAN YesLink Aggregation and Failover Support YesNetworkingSupported Protocols AFPCIFS/SMBFTPHTTPSSHTelnetWebDAViSCSI LUN 256iSCSI Target 256Max Concurrent Connections 700SoftwareInstalled Operating System QTS 4.4.2Supported File Systems Internal: EXT4External: EXT3, EXT4, FAT32, HFS+, NTFS, exFATOS Compatibility macOS 10.10 or LaterUbuntu 14.4 or LaterCentOS 7 or LaterUNIXWindows 7 or LaterWindows Server 2008 R2 or Later*As of October, 2021: Check with manufacturer for the most up-to-date compatibilitySupported Languages Brazilian ChineseSpanishSwedishThaiTraditional ChineseTurkishSecurityEncryption 256-Bit AESSecurity Features Kensington Security SlotElectricalAC Input Power 100 to 240 VAC, 50 / 60 Hz at 3.5 APower Source Internal Power SupplyPower Consumption 27.949 W (Standby)50.858 W (Typical)PSU Wattage 1 x 250 WEnvironmentalOperating Temperature 32 to 72°F / 0 to 40°COperating Humidity 5 to 95%Storage Temperature -4 to 158°F / -20 to 70°CPhysicalStatus Monitoring LED IndicatorAudible Alarm YesCooling 2 x 120 mm Fans1 x 60 mm FanNoise Level 19.6 dBABuilt-In Speakers YesDimensions 13 x 11.1 x 7.4" / 329.3 x 280.8 x 188.2 mmWeight 14.1 lb / 6.4 kg without Drives