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The HUNSN RJ03 Micro Firewall Appliance is a compact, fanless mini PC featuring an Intel Celeron N5105 quad-core processor, AES-NI encryption support, and four Intel 2.5GbE LAN ports. Designed as a barebone system, it offers flexible customization with support for DDR4 RAM, multiple storage options, and compatibility with FreeBSD, Linux, and Windows OS. Its silent aluminum chassis and versatile I/O make it ideal for professional-grade VPN, routing, and firewall deployments in small offices or home labs.
| Brand | HUNSN |
| Package Dimensions | 27.94 x 26.67 x 11.68 cm; 1.84 kg |
| Batteries | 1 CR2 batteries required. (included) |
| Item model number | RJ03 |
| Manufacturer | Shenzhen Shi Han Song Ke Ji You Xian Gong Si |
| Series | RJ03 |
| Color | N5105/ 4 x 2.5GbE I226-V |
| Form Factor | Firewall Appliance |
| Screen Resolution | 3840 x 2160 |
| Resolution | 3840x2160 |
| Processor Brand | Intel |
| Processor Type | Celeron N |
| Processor Speed | 2 GHz |
| Processor Socket | FCBGA1338 |
| Processor Count | 4 |
| Memory Technology | DDR4 |
| Computer Memory Type | SODIMM |
| Maximum Memory Supported | 1 TB |
| Memory Clock Speed | 2933 MHz |
| Hard Disk Description | SSD |
| Hard Drive Interface | Solid State |
| Hard Disk Rotational Speed | 5400.00 |
| Graphics Coprocessor | Intel® UHD Graphics |
| Graphics Chipset Brand | Intel |
| Graphics Card Description | Integrated |
| Graphics RAM Type | SORIMM |
| Graphics Card Interface | Integrated |
| Connectivity Type | Wi-Fi |
| Wireless Type | 802.11ac |
| Number of USB 2.0 Ports | 2 |
| Number of USB 3.0 Ports | 2 |
| Number of HDMI Ports | 1 |
| Number of Ethernet Ports | 4 |
| Voltage | 12 Volts |
| Power Source | DC |
| Hardware Platform | PC |
| Are Batteries Included | Yes |
| Lithium Battery Energy Content | 0.64 Watt Hours |
| Lithium Battery Packaging | Batteries contained in equipment |
| Lithium Battery Weight | 0.06 g |
| Number Of Lithium Ion Cells | 1 |
| Number of Lithium Metal Cells | 1 |
| Item Weight | 1.84 Kilograms |
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