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The DS220j is a compact and budget-friendly 2-bay NAS system ideal for home users, students, and families who want to store, manage, and share digital content easily. Whether it's backing up your PC or mobile device, streaming movies, or syncing documents across devices, the DS220j offers a reliable and private cloud solution—all without recurring subscription fees.
Powered by a quad-core processor and equipped with DiskStation Manager (DSM), this NAS delivers an intuitive and secure environment to protect your digital memories and streamline everyday file access.
Table 2 shows the comparison.
|
Product Code |
|||
|
CPU Model |
Marvell Armada 3700 88F3720 |
Realtek RTD1296 |
Realtek RTD1296 |
|
CPU Quantity |
1 |
1 |
1 |
|
CPU Architecture |
64-bit |
64-bit |
64-bit |
|
CPU Frequency |
2-core 800 MHz |
4-core 1.4 GHz |
4-core 1.4 GHz |
|
Hardware Encryption Engine |
√ |
√ |
√ |
|
System Memory |
512 MB DDR3L non-ECC |
512 MB DDR4 non-ECC |
1 GB DDR4 non-ECC |
|
Drive Bays |
1 |
2 |
4 |
|
Compatible Drive Type* |
3.5" SATA HDD 2.5" SATA HDD (with optional 2.5" Disk Holder) |
3.5" SATA HDD 2.5" SATA HDD (with optional 2.5" Disk Holder) 2.5" SATA SSD (with optional 2.5" Disk Holder) |
3.5" SATA HDD 2.5" SATA HDD 2.5" SATA SSD |
|
Maximum Single Volume Size* |
108 TB |
108 TB |
108 TB |
|
Hot Swappable Drive |
- |
- |
- |
|
RJ-45 1GbE LAN Port |
1 |
1 |
1 |
|
USB 2.0 Port |
2 |
2 |
2 |
|
Size (Height x Width x Depth) |
166 mm x 71 mm x 224 mm |
165 mm x 100 mm x 225.5 mm |
184 mm x 168 mm x 230 mm |
|
Weight |
0.7 kg |
0.88 kg |
2.21 kg |
| CPU | |
|---|---|
| Model / Architecture / Cores / Frequency | Realtek RTD1296 / 64-bit / 4-core / 1.4 GHz |
| Encryption Engine | Yes |
| Memory | |
| System Memory | 512 MB DDR4 non-ECC |
| Storage | |
| Drive Bays | 2 |
| Compatible Drives | 3.5" SATA HDD, 2.5" SATA HDD/SSD (with optional holder) |
| Max Volume Size | 108 TB |
| Hot Swappable | No |
| Connectivity | |
| LAN / USB Ports | 1 x RJ-45 1GbE, 2 x USB 3.2 Gen 1 |
| File System | |
| Internal / External Drives | EXT4 / EXT4, EXT3, FAT, NTFS, HFS+, exFAT |
| Physical | |
| Dimensions (HxWxD) | 165 mm x 100 mm x 225.5 mm |
| Weight | 0.88 kg |
| Cooling & Noise | |
| Fan / Modes | 1 x 92 mm / Full-Speed, Cool, Quiet, Low-power |
| Noise Level | 18.2 dB(A) |
| Power | |
| Adapter / Voltage / Frequency | 60 W / 100–240 V / 50/60 Hz |
| Consumption | 12.46 W (Access), 5.06 W (HDD Hibernation) |
| Thermal Output | 45.52 BTU/hr (Access), 17.27 BTU/hr (HDD Hibernation) |
| Environment | |
| Operating / Storage Temp | 0°C to 40°C / -20°C to 60°C |
| Humidity | 5% to 95% RH |
| System Features | |
| LED Brightness / Power Recovery / WOL | Yes / Yes / Yes |
| Scheduled Power | Yes |
| Certifications & Warranty | |
| Certifications | EAC, CCC, KC, FCC, CE, BSMI, VCCI, RCM |
| Warranty | 2 Years (from purchase date) |
| Included in Box | |
| Package Contents | Main Unit, Accessory Pack, AC Adapter, Power Cord, LAN Cable, Quick Guide |
| Optional Accessories | |
| Options | VisualStation VS960HD / VS360HD, Surveillance License Pack, Disk Holder Type C |
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