Synology DiskStation DS1821+ NAS/storage server Tower Ryzen Embedded V1500B 4 GB DDR4 0 TB DiskStation Manager Black

Certification: RoHS FCC CE BSMI EAC CCC KC VCCI RCM | LED indicators: Yes | Product colour: Black | Internal memory: 4 GB | Weight: 6 kg | Noise level: 22.2 dB | Processor frequency: 2.2 GHz | Cable lock slot: Yes | Internal memory type: DDR4 | USB port: Yes | Ethernet LAN data rates: 1000 Mbit/s | Operating temperature (T-T): 0 - 40 °C | Reset button: Yes | Processor model: V1500B | Memory form factor: SO-DIMM | Supported storage drive interfaces: M.2, Serial ATA | eSATA ports quantity: 2 | RAID levels: JBOD | Ethernet LAN (RJ-45) ports: 4 | RAID support: Yes | Number of fans: 2 fan(s) | Operating system installed: DiskStation Manager | Storage temperature (T-T): -20 - 60 °C | Cooling type: Active | Cable lock slot type: Kensington | Processor family: Ryzen Embedded | RAID levels: 6 | On-board graphics card model: Not available | RAID levels: 10 | AC input voltage: 100-240 V | Processor cores: 4 | AC input frequency: 50 - 60 Hz | RAID levels: 1 | RAID levels: 5 | RAID levels: 0 | Operating relative humidity (H-H): 5 - 95% | Browser supported: Google Chrome, Firefox, Microsoft Edge, Internet Explorer 10+, Safari 10+ | Processor manufacturer: AMD | ECC: Yes | On/off switch: Yes | Wake-on-LAN ready: Yes | Supported storage drive types: HDD & SSD | Power consumption (typical): 59.8 W | Web-based management: Yes | Storage drive sizes supported: 2.5" | Chassis type: Tower | Storage drive sizes supported: 3.5" | Ethernet LAN: Yes | Number of storage drives supported: 8 | Storage drive sizes supported: M.2 | Server operating systems supported: Windows Server 2016 | Depth: 243 mm | Type: NAS | Server operating systems supported: Windows Server 2019 | PCI Express x8 (Gen 3.x) slots: 1 | Supported network protocols: SMB1 (CIFS), SMB2, SMB3, NFSv3, NFSv4, NFSv4.1, NFS iSCSI, HTTP, HTTPs, FTP, SNMP, LDAP, CalDAV | Height: 166 mm | Cables included: AC | Width: 343 mm | Cables included: LAN (RJ-45) | USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity: 4 | Backup function: Yes | Hot spare: Yes | Power supply unit (PSU) capacity: 250 W | Supported file systems: ext4 | Storage drive capacity: 0 GB | Supported file systems: BTRFS | Supported file systems: ext3 | Supported file systems: NTFS | Backup features: iSCSI LUN | Multilingual support: Yes | Supported file systems: Fat | Number of users: 2048 user(s) | Power consumption (HDD standby): 26.18 W | Online RAID migration: Yes | Online RAID expansion: Yes | Processor generation: AMD Ryzen Embedded V1000 Series | Snapshot: Yes | Backup features: Cloud | Maximum RAM supported: 32 GB | Harmonized System (HS) code: 84714100 | Total installed storage capacity: 0 TB | Number of power supply units: 1 | Installed storage drive type: No | Fan diameter 2: 12 cm | Storage drives installed: No | Supported file systems: HFS+ | Power supply location: Built-in | Access Control List (ACL): Yes | System log: Yes | Number of M.2 (M & B) slots: 2 | Fan diameter: 12 cm | Memory slots: 2 | Link aggregation: Yes | Device class: Large Enterprise Business | iSCSI support: Yes | Hot-swap drive bays: Yes | Maximum supported storage capacity: 108 TB