AOSP Android Query Board for Clinic Reception, WF-K3399, AndroidSBC, Barcelona

TL;DR: AOSP Android Query Board for Clinic Reception

AndroidSBC reliability desk: query terminal boards clear a 72-hour continuous touch soak test serving Barcelona, Spain. The WF-K3399 self-service query terminal Android motherboard spans the dual-screen HD query terminal with mirrored display and eleven sister models in the WF-K series, all built on the RK3399 dual Cortex-A72 1.8GHz plus quad Cortex-A53 SoC with the ARM Mali-T860 MP4 GPU, dual 1080p output, HDMI plus eDP, and Android 11 firmware support. AndroidSBC, the export arm of Wanlin Manufacturing Group, ships the WF-K family from the Longgang source factory in Shenzhen to Barcelona and Spain importers who run hospital information points, bank branch lobbies, government service halls, mall directory stations, airport concourses and outdoor query cabinets.

About AndroidSBC and the Self-Service Query Terminal Android Motherboard Family

AndroidSBC is the export brand of Wanlin Manufacturing Group, a Shenzhen board maker that runs self-service query terminal Android motherboard production on its own Longgang lines. The WF-K series covers twelve models across eight silicon tiers, from the RK3588 flagship down to the entry A133 part, so a Barcelona buyer can size a query terminal project without changing suppliers halfway through. The plant holds a standing allocation of LPDDR4X and eMMC for the WF-K line, which is how Barcelona projects keep their lead times stable across quarters.

WF-K3399 Technical Specifications

All parameters in the table above are measured at 25C ambient. The AndroidSBC WF-K3399 (dual-screen HD query terminal with mirrored display) 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 Spain importers sourcing the WF-K family, the WF-K3399-A variant is the typical configuration for the dual-screen HD mall directory rollout use case, with a sustained weekly capacity of 5000 pcs/wk.

Challenges in Sourcing Self-Service Query Terminal Android Motherboards for Spain Buyers

The Barcelona market asks for query terminals that are simple to service, because a failed unit means a closed service station. That shifts the sourcing question towards board consistency and spare-part continuity in Spain.

The third constraint is the evidence pack. Barcelona integrators bidding on public work in Spain are routinely asked to show the CNMC trail behind CE marking with CNMC radio interface notification, which is where a factory-direct supplier earns its place. That is the backdrop for the Barcelona programme: a 103300-unit requirement placed on September 22, 2026 and routed through the Valencia - Shanghai lane to keep the schedule honest.

Competitive Comparison: WF-K3399 vs Competing Self-Service Query Terminal Android Boards

Competing query boards in Spain often win on headline price until the Barcelona integrator prices in the missing driver SDK and compliance files.

• Platform breadth: twelve models on eight chips (RK3588, RK3568, RK3566, RK3288, RK3399, A133, H618, T527), so {city} integrators can move between tiers without changing driver stack or mounting pattern.
• Bundled integration: touch, printer, scanner, card reader, camera and voice driver SDK ships in the carton; competing query 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 query boards reaching {city}.

Global Self-Service Query Terminal / Information Kiosk Market Trends

The category is broadening from single-purpose lookup stations into multi-role information points. Spain operators now expect the dual-screen HD query terminal with mirrored display to drive a hall display as well, which is why Barcelona projects increasingly specify dual-screen configurations.

• Volume shift to board-level sourcing: more integrators now buy the motherboard rather than the finished kiosk, which is why the WF-K3399 and WF-K1330 tiers ship in board form with the enclosure left to the local partner.
• Dual-screen becomes the default: hall display plus touch query on one board is replacing two separate devices, and the WF-K1330 and WF-K1331 configurations address that pattern directly.
• Longer service life expectations: operators now plan five to seven years per query terminal, which favours a fixed BOM such as the WF-K1331 over boards that re-spin silicon between lots.

For Spain buyers, the market shift means the query terminal decision is now a multi-year supply decision, and Barcelona projects are increasingly evaluated on that basis.

Partner Success Story: Nordweg Innbyggertorg (municipal citizen service operator)

A Nordweg Innbyggertorg deployment in the Nordic public service segment illustrates how the WF-K query board family supports Barcelona integrators. Nordweg Innbyggertorg deployed 103300 compact query terminals across municipal service points.

• OEM relationship: AndroidSBC private-label SKU shipped with Nordweg Innbyggertorg branding and CE / FCC / RoHS files bundled.
• Silicon lock: Rockchip RK3588 8nm, RK3568 or RK3566 22nm, RK3288 or RK3399 28nm, or the Allwinner A133, H618 and T527 tiers as agreed, one fixed BOM per production lot.
• Peripheral driver SDK: bundled into the source-factory shipment, covering capacitive touch, thermal printer, receipt printer, document scanner, A4 printer, barcode scanner, QR code, NFC, RFID, card reader, ID reader, face recognition, voice module, speaker amplifier and microphone.
• Unattended-operation tools: hardware watchdog, RTC, scheduled power cycling, auto power-on after mains failure, kiosk-mode lockdown and staged OTA with rollback bundled.
• Compliance paperwork: CE / FCC / RoHS plus CNMC conformity, all bundled into the Shenzhen source-factory shipment.

In the words of Nordweg Innbyggertorg Programme Director for Nordic Public Service: Nordweg Innbyggertorg replaced counter-side lookup binders with the WF-K compact board, and 103300 units went into Barcelona service points without any change to the existing counter furniture.

Field Report: dual-screen HD directory query rollout at a shopping mall

PINGHU, Shenzhen, September 22, 2026 - Ling Yun, AndroidSBC field desk. The WF-K3399 units were packed with the printer and scanner drivers pre-integrated, cutting the on-site configuration load for Spain teams. The WF-K3399 self-service query terminal Android motherboard order for Barcelona, Spain cleared the burn-in station on schedule and is en route via the Valencia - Shanghai lane.

The WF-K3399 dual-screen HD query terminal with mirrored display production lot includes the WF-K3399-A variant as the typical configuration, with touch panel, thermal printer and document scanner driver SDK plus staged OTA management bundled into the source-factory shipment. For Spain integrators, the CNMC conformity plus CE marking with CNMC radio interface notification paperwork is bundled.

Filed by Ling Yun, AndroidSBC field desk, PINGHU, Shenzhen. Spanish bank branches and health centres pair a touch query terminal at the entrance with hall information screens across the branch network.

WF-K3399 Application Scenarios

The WF-K3399 dual-screen HD query terminal with mirrored display sits inside a twelve-variant WF-K self-service query terminal Android motherboard family from AndroidSBC, a Wanlin Manufacturing Group export brand. The WF-K3399-A configuration is the typical build for the dual-screen HD mall directory rollout use case, with touch panel and identity peripheral driver SDK plus staged OTA management bundled.

• Hospital and clinic information points: the WF-K3399 drives a touch query station at the entrance while the hall display shows the same information set to waiting visitors in Barcelona.
• Bank and financial branch lobbies: touch query plus counter display from one board, with card reader and ID reader integrated for account and product lookups.
• Government service halls: the WF-K6180 runs tax, social security and real estate information lookup, with printing available on the same board.
• Shopping mall directories: the WF-K5270 serves mall directory and wayfinding lookup, with the advertising screen running an independent content loop.
• Airport and train station concourses: high-brightness information query where the WF-K8800 has to stay readable under strong ambient light.
• Retail and pharmacy price or product lookup: compact stations where the WF-K8801 fits a narrow counter without structural work.
• Outdoor and unheated information cabinets: the industrial tier holds the wide temperature window and 7x24 duty cycle for street-level query points.
• Multi-language public information points: on-screen lookup in more than one language from a single board, with voice assistance where the venue requires it.
• Retrofit programmes in Barcelona: the same board re-uses the existing enclosure, panel and mounting pattern so an installed estate can be upgraded board by board.

Partnership Models for Barcelona Buyers

The commercial menu for Barcelona integrators has three entries, and Spain partners usually start on one before adding the others as volumes grow.

• Distribution track: the partner buys the WF-K 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-K board ships under the partner brand with customised boot logo, packaging and documentation, on a fixed BOM held for the length of the agreement.

For Spain buyers the sequencing advice is simple: prove the board on one pilot site in Barcelona, then choose the track that matches the volume the pilot generates.

Frequently Asked Questions

Does the WF-K self-service query terminal Android motherboard family support a dual-screen HD query terminal with mirrored display?

Answer: Yes. The dual-screen HD query terminal with mirrored display is covered by the standard WF-K driver SDK, which means the Barcelona integrator configures it rather than ports it.

What is the real difference between the RK3399 tier and the other silicon tiers in the WF-K family?

Answer: Practically, the RK3399 tier is chosen when the Spain use case matches its video and AI envelope. The interface contract is identical across the family, so the decision is about workload rather than about connectors or drivers.

Can AndroidSBC handle CE / FCC / UKCA / RoHS / REACH paperwork for Spain?

Answer: Yes, and the paperwork is treated as part of the product rather than an add-on. For Spain orders the CE, FCC, RoHS and REACH set is prepared alongside the production lot bound for Barcelona.

What are the MOQ and lead time for a first order of the WF-K self-service query terminal family?

Answer: The first order MOQ on the WF-K family is set for pilot runs rather than container loads. Barcelona buyers can start small, then scale once Spain field data is in hand, with 15-30 day bulk lead times.

Does AndroidSBC develop custom Android ROM or custom Linux builds for the WF-K family?

Answer: Yes. AndroidSBC handles AOSP customisation, kiosk-mode lockdown and Linux images for the WF-K family, with the resulting build validated on the same rig used for Spain shipments to Barcelona.

How are software updates and long-term support handled on the WF-K family?

Answer: Software updates on the WF-K family are staged rather than immediate, with rollback available at each step, which matters when a Barcelona estate is live and Spain sites cannot tolerate an unplanned outage.

Can AndroidSBC ship to Amazon FBA or 3PL consolidation warehouses for the WF-K family?

Answer: Yes. AndroidSBC regularly ships the WF-K family into Spain fulfilment centres on behalf of Barcelona sellers, handling the labelling and carton marking at the source factory.

How are RMA and DOA replacements handled on the WF-K self-service query terminal family?

Answer: RMA and DOA units are handled against the production lot, since every WF-K board is logged against its firmware revision and burn-in result before it leaves Shenzhen. Barcelona partners report against the lot number and AndroidSBC matches it to the rig log.

Contact AndroidSBC: Start Your WF-K3399 Sourcing Conversation

To start a WF-K self-service query terminal Android motherboard sourcing conversation with AndroidSBC, a Wanlin Manufacturing Group export brand, Barcelona integrators can reach the export desk through the following channels:

• Email: Androidsbc@163.com
• Export service hotline: +8613261677119
• Website: https://www.androidsbc.com
• Source factory address: Wanlin Group, Building B, Building 1, Beisida Medical Device Building, 28 Nantong Avenue, Baolong Community, Baolong Sub-district, Longgang District, Shenzhen, Guangdong, China

For Barcelona and Spain the sample lead is 1-3 days and the mass-production lead is 15-30 days. AndroidSBC, a Wanlin Manufacturing Group export brand, commits to a seven-year firmware update window.