LinkStar H28K-0408 Quad-Core Pocket Router, 4GB LPDDR4X RAM, 8GB eMMC
Description
- LinkStar H28K-0408 Quad-Core Pocket Router, 4GB LPDDR4X RAM, 8GB eMMC
- High-speed dual Gigabit Ethernet
- Quad-Core ARM Cortex-A53 power
- Expands storage up to 512GB TF
- Versatile 5V-12V Type-C PD port
- Compact and portable design
The LinkStar H28K-0408 Quad-Core Pocket Router, 4GB LPDDR4X RAM, 8GB eMMC is designed to deliver advanced Ethernet networking capabilities. It is equipped with two Gigabit Network ports that leverage PCIE/RGMII Gigabit technology to ensure stable and high-speed internet connections. The device is powered by an RK3528 Quad-Core ARM Cortex-A53 at 1.5 GHz chip, which is based on a cost-effective ARM architecture. This chip includes Neon and FPU coprocessors and features a shared L2 cache, enhancing system performance.
The router boasts LPDDR4X 4GB memory and 8GB eMMC, which facilitate efficient data processing. It also offers the flexibility of TF card expansion, supporting up to 512GB of additional storage, thus providing ample capacity for data storage and management needs.

The H28K router is designed with a versatile power supply, featuring a 5V-12V Type-C port that supports PD (Power Delivery), allowing the router to be powered from various sources with ease.
The router's compact design, with dimensions of 55.2 x 65.15 x 22.6mm, includes a front panel with four indicator lights and a TF card slot for user convenience. The back panel houses two network ports, a USB port, and a power C port, offering a range of connectivity options.
Please note that compatibility issues may arise with some TF cards. Users are advised to consult the relevant documentation for detailed compatibility information.
- 1x LinkStar H28K-0408 Quad-Core Pocket Router, 4GB LPDDR4X RAM, 8GB eMMC
- 55.2 x 65.15 x 22.6 mm
- Processor: RK3528 Quad-Core ARM Cortex-A53 at 1.5 GHz
- Memory: 4GB LPDDR 4X
- Storage:
- Onboard 8GB eMMC
- 1x TF card slot for storage expansion (Maximum Support 512G)
- Network: 1x PCIe + 1x RGMII Gigabit Ethernet Port
- USB:
- 1x USB Type-C for Power Supply
- 1x USB 2.0 Type-A
- Power Supply: 5V-12V Type-C (PD)
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Refund Policy
If you are not satisfied with a product purchased from the Site, you may request a return within 30 days from the delivery date, unless the product is listed under the Return Exceptions below or is subject to specific return conditions noted on the product page.
This return policy also applies, as a minimum standard, to products sold and fulfilled by third-party vendors through the Marketplace.
Please review the Return Conditions, Return Exceptions and the process on How to Request a Return Authorization (RA) before initiating a return request.
Returns under this policy concern non-defective products. In the case of a confirmed manufacturing defect, remedies are handled under the Warranty terms, at the Vendor's discretion. See the Warranty section.
Return Conditions
To qualify for a refund under the 30-day return policy, all of the following conditions must be met:
- A valid Return Authorization (RA) number must be obtained prior to returning the product. Returns without an RA number will be refused.
- The RA number is valid for 30 days. The returned item must be received within that period.
- The RA number must be included with the return.
- Products must be returned in unused, unmodified condition (e.g., no scratches, alterations, missing parts, or signs of installation/use) and in their original packaging, suitable for resale.
- Shipping fees are non-refundable. Return shipping costs are the responsibility of the customer, except in cases of a product confirmed defective through RobotShop's troubleshooting process or of a verified shipping error by RobotShop.
- Refunds are processed within 7 days after receipt and inspection of the returned item.
- A $100 cleaning fee may apply to domestic robots returned in used or unclean condition.
- A 20% restocking fee may apply to large-quantity returns of items ordered specifically for the customer from the manufacturer or not part of RobotShop's standard inventory.
Return Exceptions
The following products are not eligible for return or refund under this policy:
- Used, damaged, or modified products — Items that show signs of use, wear, or alteration, making them unsuitable for resale.
- Consumables — Use and wear-and-tear components, altered or depleted through use (e.g., batteries, belts, brushes, gears, filament, tires, disposable bags, lubricants, greases, waxes, etc.). Not eligible for return once opened or used.
- Perishables — Goods liable to deteriorate or expire rapidly. Not eligible for return.
- Sealed goods (health or hygiene) — Items sealed for health-protection or hygiene reasons (e.g., masks, gloves, odor-absorbing products). Not eligible for return once unsealed.
- Build-it-yourself products and items requiring customer assembly — Including robots & kits, robot parts, and other products requiring assembly or soldering. Not eligible for return once assembled, soldered, or installed.
- Digital Goods, Software, and Apps — Final sale only, due to licensing restrictions.
- Clearance Items — Products identified as clearance or final sale, including end-of-life or discontinued items.
- Custom-made, personalized, or special-order items — Products manufactured, configured, adapted, or built to the customer's own specifications and requirements.
- On-Demand Items — Standard catalogue products not stocked by RobotShop and ordered specifically to fulfill a customer request.
- Professional & Specialized Equipment — See the Professional & Specialized Equipment Warranty page and Professional & Institutional Buyers (B2B) section in the Terms & Conditions.
How to Request a Return Authorization (RA)
While the same return policy applies, these orders require a separate contact process for returns.
- RobotShop Fulfilled Orders → submit a support ticket from your account under My Support Tickets.
- Marketplace Vendor Orders → submit a ticket from your account under My Marketplace Tickets to contact the vendor directly.
Note: Marketplace vendor products are normally labelled with SKUs starting with RM, and identified on the product page with the mention "Sold and fulfilled by [Vendor Name]".