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CPU Model Intel Celeron J4125 CPU Quantity 1 CPU Architecture 64-bit CPU Frequency 4-core 2.0 (base) / 2.7 (burst) GHz Hardware Encryption Engine (AES-NI)Memory System Memory 2 GB DDR4 non-ECC Total Memory Slots 1 Maximum Memory Capacity 6 GB (2 GB + 4 GB) Notes
- Synology reserves the right to replace memory modules with the same or higher frequency based on supplier's product life cycle status. Rest assured that the compatibility and stability have been strictly verified with the same benchmark to ensure identical performance.
- Please select Synology memory modules for optimum compatibility and reliability. Synology will not provide complete product warranty or technical support if non-Synology memory modules are used for memory expansion.
Drive Bays 2 Compatible Drive Type* (See all supported drives)
- 3.5" SATA HDD
- 2.5" SATA SSD
Hot Swappable Drive* Notes "Compatible drive type" indicates drives that have been tested to be compatible with Synology products. This term does not indicate the maximum connection speed of each drive bay.External Ports RJ-45 1GbE LAN Port 2 (with Link Aggregation / Failover support) USB 3.2 Gen 1 Port* 2 USB Copy Notes
- This device's 1GbE LAN ports have a maximum transmission unit (MTU) size of 1,500 bytes.
- The USB 3.0 standard was renamed to USB 3.2 Gen 1 by the USB Implementers Forum (USB-IF) in 2019.
Size (Height x Width x Depth) 165 mm x 108 mm x 232.2 mm Weight 1.30 kgOthers System Fan 92 mm x 92 mm x 1 pcs Fan Speed Mode
- Full-Speed Mode
- Cool Mode
- Quiet Mode
Brightness Adjustable Front LED Indicators Power Recovery Noise Level* 22 dB(A) Scheduled Power On / Off Wake on LAN / WAN Power Supply Unit / Adapter 60 W AC Input Power Voltage 100V to 240V AC Power Frequency 50/60 Hz, Single Phase Power Consumption 14.69 W (Access)
4.41 W (HDD Hibernation)
British Thermal Unit 50.09 BTU/hr (Access)
15.04 BTU/hr (HDD Hibernation)
- For more information on how power consumption is measured, refer to
- Noise testing was conducted with the Synology system fully installed with Synology SATA HDDs and in an idle stae. Two G.R.A.S. Type 40AE microphones are placed at a 1 m distance from the front and rear of the device. Background noise: 16.49-17.51 dB(A); Temperature: 24.25-25.75˚C; Humidity: 58.2-61.8%
Operating Temperature 0°C to 40°C (32°F to 104°F) Storage Temperature -20°C to 60°C (-5°F to 140°F) Relative Humidity 5% to 95% RHCertification
2-year hardware warranty, extendable to 4 years with Extended Warranty Plus Notes
- Availability varies by region. Before purchasing, please visit the official web pages of EW201/202 and Extended Warranty Plus for a list of eligible regions.
- The warranty period starts from the purchase date as stated on your purchase receipt.
RoHS CompliantPackaging Content
- Main Unit X 1
- Accessory Pack X 1
- AC Power Adapter X 1
- AC Power Cord X 1
- RJ-45 LAN Cable X 2
- Quick Installation Guide X 1
- DDR4 non-ECC SODIMM: D4NESO-2666-4G
- 3.5" SATA HDD: HAT3300
- Surveillance Device License Pack