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Engineering news & application insight

Supermarket Self-Checkout Motherboard, WF-P3399

Published: Category: News and TrendsSource: WanlinViews: 1029

Direct answer

WF-P3399 Supermarket Self-Checkout Motherboard guide to reference specifications, interfaces, firmware, integration and OEM/ODM requirements.

What this coversApplication context, technical choices and implementation considerations.
Who should use itOEMs, system integrators, distributors and engineering teams.
What to verifyHardware revision, interfaces, firmware, certification scope and delivery terms.

In brief

WF-P3399 Supermarket Self-Checkout Motherboard guide to reference specifications, interfaces, firmware, integration and OEM/ODM requirements.

Engineering relevance

Use this report to evaluate application requirements, platform choices, interfaces and implementation considerations.

Verification standard

Confirm final specifications, certification scope, pricing and delivery terms against current technical documents and written quotations.

TL;DR: Supermarket Self-Checkout Motherboard

AndroidSBC supply desk: LPDDR4X and eMMC allocations locked for the WF-P board family serving international market, United States. The WF-P3399 POS Android motherboard spans the dual-screen high definition POS with 4K promotion wall and eleven sister models in the WF-P series, all built on the RK3399 dual Cortex-A72 1.8GHz plus quad Cortex-A53 SoC with the ARM Mali-T860 MP4 GPU, HDMI 2.0 plus eDP output at 4K@60Hz, and Android 11 firmware support. AndroidSBC, the export arm of Wanlin Manufacturing Group, ships the WF-P family from the Longgang source factory in Shenzhen to international market and United States importers who run supermarket checkout lanes, convenience counters, restaurant tills, hotel front desks, fuel forecourt cabinets and unattended payment kiosks.

AndroidSBC WF-P3399 POS Android Motherboard for international market, United States

About AndroidSBC and the POS Android Motherboard Family

AndroidSBC builds POS boards for the way retailers actually buy: one pilot batch, then a frame agreement, then staggered releases against a call-off schedule. The WF-P family supports that pattern because the BOM is frozen per lot and the international market partner can re-order the same configuration eighteen months later and receive the same board. Each production lot is burned in for 72 hours with the display, the touch panel and the printer loop running, and the serial number is logged against the test record so a international market partner can trace a single board back to its run.

WF-P3399 Technical Specifications

ParameterAndroidSBC WF-P3399 (dual-screen high definition POS with 4K promotion wall)Industry Average
ProcessorRK3399 dual Cortex-A72 1.8GHz plus quad Cortex-A53 SoCOlder 28nm or 40nm quad-core SoC
Process node28nmOlder 28nm or 40nm process
GPUMali-T860 MP4Older Mali-450 or basic GPU
NPU / AInoneNo NPU on competing entry boards
Memory4GB LPDDR4DDR3 1GB / 2GB on competing boards
Storage64GB eMMCeMMC 5.0 8GB / 16GB on competing boards
Display outputHDMI 2.0 plus eDP output at 4K@60HzSingle HDMI 1080p only on competing boards
Touch support10-point capacitive touchResistive single-touch on competing boards
Operating systemAndroid 11Android 8 or Android 9 on competing boards
ConnectivityWiFi 5 plus Bluetooth 5.0 plus Gigabit EthernetWiFi 4 plus 10/100M Ethernet on competing boards
POS peripheralsThermal printer, receipt printer, barcode scanner, cash drawer, customer displayNo bundled printer, scanner or drawer driver SDK on competing boards
Operating temperature0C to 50C0C to 40C on competing boards

All parameters in the table above are measured at 25C ambient. The AndroidSBC WF-P3399 (dual-screen high definition POS with 4K promotion wall) maintains its 4K HDMI output plus capacitive touch sampling while running the burn-in test loop, a configuration that competing single-platform boards cannot sustain at 60fps. For United States importers sourcing the WF-P family, the WF-P3399-A variant is the typical configuration for the flagship store checkout plus media wall use case, with a sustained weekly capacity of 5000 pcs/wk.

Challenges in Sourcing POS Android Motherboards for United States Buyers

And there is the long tail: the board has to survive a firmware update pushed to four hundred lanes at once, roll back cleanly if the update fails, and keep the drawer and printer working through both.

Staged OTA is shipped as a tool, not a promise. A international market chain can push an update to a pilot group of lanes first, hold the rest, and roll back the image if the pilot shows a printer regression, all from the same console. 126000 WF-P boards cleared final test on September 23, 2026 for international market, booked on the Los Angeles - Shanghai lane. The country compliance note for United States sat in the shipment folder alongside the peripheral validation report.

Competitive Comparison: WF-P3399 vs Competing POS Android Boards

Against the boards international market integrators are currently offered, the WF-P family is differentiated on four points that a checkout lane actually feels.

  • Platform breadth: twelve models on eight chips (RK3576, RK3568, RK3566, RK3288, RK3399, A133, H618, T527), so {city} integrators can move between tiers without changing the driver stack or the mounting pattern.
  • Bundled integration: receipt printer, barcode scanner, cash drawer, customer display, NFC and card reader driver SDK ships in the carton; competing POS boards sold to {city} usually ship a board only.
  • Compliance files: CE, FCC, RoHS and the destination conformity route travel with the lot, which competing board vendors often leave to the {city} integrator to obtain.
  • Long-term supply: one fixed BOM per production lot and a seven-year firmware window, against the frequent silicon swaps seen on competing POS boards reaching {city}.

Global POS Terminal and Smart Checkout Market Trends

Within the United States market the fastest-moving segment is the smart Android terminal that replaces a cash register outright. The dual-screen high definition POS with 4K promotion wall sits directly in that segment: a merchant is not buying a card reader, they are buying the counter.

  • Entry counter tier: WF-P3399 covers single-screen checkout and small format stores, where the brief is a reliable 1080p panel, a receipt printer and a cash drawer on one board.
  • Dual-screen mainstream tier: WF-P7602 drives the cashier screen and the customer display independently, which is the configuration most restaurant and supermarket rollouts standardise on.
  • AI and unattended tier: WF-P3600 carries the NPU, the wide temperature window and the watchdog behaviour that face payment counters and outdoor cabinets require.

What a international market integrator should take from the forecasts is that the second and third batches matter more than the first. The WF-P family is specified so the second batch is the same board.

WF-P3399 Application Scenarios

The WF-P3399 dual-screen high definition POS with 4K promotion wall sits inside a twelve-variant WF-P POS Android motherboard family from AndroidSBC, a Wanlin Manufacturing Group export brand. The WF-P3399-A configuration is the typical build for the flagship store checkout plus media wall use case, with receipt printer, scanner and cash drawer driver SDK plus staged OTA management bundled.

  • Supermarket and hypermarket checkout: the WF-P3399 drives the cashier screen while the second lane carries the customer display or the promotion wall in international market.
  • Convenience and small format stores: the WF-P3601 fits a narrow counter with a receipt printer, a barcode scanner and a cash drawer on one board.
  • Restaurants and quick service: the WF-P3602 runs the order screen plus a kitchen display output, with the customer display showing the order total.
  • Hotels and hospitality: front desk checkout and self check-in cabinets from the same board family, with the payment reader and the printer on one harness.
  • Unattended retail and vending: the WF-P3566 holds a 7x24 duty cycle in a cabinet with no staff to reset it.
  • Fuel forecourts and parking: the WF-P3288 runs the outdoor payment cabinet, where the wide temperature window and the watchdog matter more than raw CPU.
  • Pharmacy and specialty retail: compact dual-screen counters where the customer display carries pricing or a loyalty prompt.
  • AI face payment and product recognition counters: the NPU tier handles the camera input locally instead of pushing the load to the CPU.
  • Retrofit programmes in international market: the same board re-uses the existing enclosure, panel and counter harness, so an installed estate can be upgraded lane by lane.

Partnership Models for international market Buyers

The WF-P family is offered on distribution, integration or private-label terms, and a international market partner can run more than one at a time.

  • Distribution track: the partner buys the WF-P board against a published price list, keeps its own stock, and AndroidSBC supplies the driver SDK and compliance files with each lot.
  • Integration track: the partner takes the board plus firmware customisation, enclosure drawings and peripheral validation support, with a joint qualification run at the Longgang factory.
  • Private-label track: the WF-P board ships under the partner brand with customised boot logo, packaging and documentation, on a fixed BOM held for the length of the agreement.

Whichever track a United States partner starts on, the technical deliverable is identical - the same board, the same driver set and the same compliance pack.

Frequently Asked Questions

Does the WF-P POS Android motherboard family support a dual-screen high definition POS with 4K promotion wall?

Answer: Yes. AndroidSBC validates dual-screen high definition POS with 4K promotion wall on the bench with the actual peripherals the international market partner intends to use, and the result is written into the shipment file.

Which silicon tiers are available in the WF-P family for United States buyers?

Answer: Available tiers are RK3576, RK3568, RK3566, RK3288, RK3399, A133, H618 and T527. AndroidSBC holds one fixed BOM per lot, so the international market partner always knows which tier is shipping.

Can the receipt printer, barcode scanner and cash drawer be driven from one WF-P board?

Answer: Yes. AndroidSBC validates the exact combination on the Longgang bench using the international market partner printer and scanner models, and the validated configuration is locked as the production reference.

What is the minimum order quantity and the sample lead time for United States?

Answer: Sample lead is 1-3 days and mass production is 15-30 days. MOQ depends on the track - distribution partners work from the price list, private-label SKUs are agreed per configuration.

Is custom ROM, boot logo or pre-installed app development available?

Answer: Yes. AndroidSBC provides custom Android AOSP builds, custom boot animation and logo, pre-installed apps, custom UI, BSP porting and SDK modules, all built against a frozen BOM.

How are firmware updates delivered to a United States estate after deployment?

Answer: Firmware is delivered over the network or by USB, with a staged release and a rollback path. AndroidSBC commits to a seven-year update window on the WF-P family.

What shipping terms does AndroidSBC support for United States orders?

Answer: The export desk quotes FOB Shenzhen, CIF and EXW, handles customs clearance, and ships globally. The international market partner picks the term and AndroidSBC books the lane.

What happens if a board fails in the field in United States?

Answer: The RMA path uses the board serial number to identify the production lot, then replaces from stock held for the international market programme so the lane is not down for a full lead time.

Contact AndroidSBC: Start Your WF-P3399 Sourcing Conversation

international market integrators can reach the AndroidSBC export desk for the WF-P POS board family through the following channels:

A 1-3 day sample lead applies to United States buyers, a 15-30 day mass-production lead to bulk orders, and a seven-year firmware update window to the WF-P family.

Evidence, accuracy and reuse

This page is maintained as an engineering information resource. Product capabilities and project details should be verified for the exact hardware revision, firmware, target market and deployment environment before procurement or integration.

Editorial source: Wanlin. Technical claims are reviewed against available product documentation and project requirements.