Dual-screen Video Wall Cashier Motherboard, WF-S3501, AndroidSBC, Madrid

TL;DR: Dual-screen Video Wall Cashier Motherboard

AndroidSBC manufacturer capacity statement from the WF-S production base serving Madrid, Spain. The WF-S3501 self-service checkout Android motherboard spans the 15.6-inch all-in-one POS terminal and eight sister models (WF-S3500 through WF-A1303), all built on the RK3568 quad-core ARM Cortex-A55 2.0GHz 64-bit SoC with the Mali-G52 2EE GPU and 1 TOPS NPU, 15.6-inch FHD 1920x1080 eDP, and Android 13 firmware support. AndroidSBC, the export arm of Wanlin Manufacturing Group, ships the WF-S family from the Longgang source factory in Shenzhen to Madrid and Spain importers who run self-checkout, POS terminal, kiosk, dual-screen cashier, smart retail, and unmanned-store programs.

About AndroidSBC and the Self-Service Checkout Android Motherboard Family

AndroidSBC, the Wanlin Manufacturing Group export brand, packages the WF-S self-service checkout Android motherboard family as a direct-from-source alternative to franchise-tier brand boards. Madrid and Spain buyers can source Rockchip RK3568 8nm and Allwinner A133 22nm boards from a single Shenzhen factory, with CE / FCC / RoHS paperwork and 1-3 day sample delivery handled by AndroidSBC. For Spain, the WF-S family gives retail, hospitality, and F&B integrators a single Shenzhen source factory for Rockchip RK3568 self-checkout motherboards and Allwinner A133 entry-level POS boards, both with CE / FCC / RoHS paperwork bundled.

WF-S3501 Technical Specifications

All parameters in the table above are measured at 25C ambient. The AndroidSBC WF-S3501 (15.6-inch all-in-one POS terminal) 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-S family, the WF-S3501-A variant is the typical configuration for the 15.6-inch countertop POS terminal use case, with a sustained weekly capacity of 5000 pcs/wk.

Challenges in Sourcing Self-Service Checkout Android Motherboards for Spain Buyers

For Spain retail and hospitality chains, the biggest sourcing friction on self-service checkout Android motherboards has been the gap between factory-quoted Rockchip RK3568 8nm performance and factory-shipped Rockchip RK3566 28nm silicon. The WF-S self-service checkout Android motherboard family from AndroidSBC locks the Rockchip RK3568 8nm BOM and the Allwinner A133 22nm entry-tier BOM into a single source factory contract.

For Madrid and Spain, the CNMC conformity plus CE marking with CNMC radio interface notification is the typical import compliance anchor for self-service checkout Android motherboards with WiFi 6, Bluetooth 5.0, or 4G LTE modules. AndroidSBC ships the WF-S family with the paperwork bundled. 147400-unit WF-S self-service checkout Android motherboard production lot cleared burn-in for Madrid, Spain on September 14, 2026 and is en route via the Valencia - Shanghai lane.

Competitive Comparison: WF-S3501 vs Competing Self-Service Checkout Android Boards

For self-service checkout Android motherboard sourcing in Spain, four technical differentiators separate the WF-S family from competing boards: silicon tier, firmware baseline, payment-peripheral driver support, and certification paperwork. AndroidSBC, a Wanlin Manufacturing Group export brand, addresses all four:

• vs single-platform 28nm boards: the WF-S family covers both Rockchip RK3568 8nm premium tier and Allwinner A133 22nm entry tier from one Shenzhen source factory.
• vs Cortex-A7 32-bit boards: the WF-S family is quad-core 64-bit throughout, with the RK3568 Cortex-A55 2.0GHz and the A133 Cortex-A53 1.6GHz both on the ARMv8 instruction set.
• vs boards without payment-peripheral driver SDK: the WF-S family ships with bundled payment-peripheral driver SDK for QR code, NFC, barcode scanner, thermal printer, and cash drawer modules.
• vs boards without OTA content management: the WF-S family ships with OTA content management and remote firmware update support out of the box.

Global Self-Service Checkout / POS Terminal / Kiosk Market Trends

Global Interactive Kiosk Market is shaping how Spain integrators are placing orders for the 15.6-inch all-in-one POS terminal category. Global Growth Insights pegs the interactive kiosk segment at USD 34.2 billion in 2025 and projects a 7.8% CAGR to USD 49.7 billion by 2030 (Global Growth Insights, Interactive Kiosk Market Report, 2025-2030). For Madrid specifically, the buying patterns in the supermarket kiosk, F&B kiosk, retail kiosk, and self-service kiosk segments are aligning with three AndroidSBC priority areas:

• Supermarket and convenience-store self-checkout rollouts: WF-S3503 is the typical choice for chain-store procurement.
• Food and beverage ordering kiosks and unattended stores: WF-S3503 plus the entry-tier WF-S3501 sister SKUs form the F&B ordering ladder.
• Dual-screen cashier and smart retail payment: WF-S3503 plus the dual-LVDS / dual-HDMI sister SKUs cover the dual-screen cashier segment.

For Spain buyers, these three segments are the bulk of self-service checkout Android motherboard order volume for 2025 and 2026. The WF-S family from AndroidSBC covers the segment growth pace with a 1-3 day sample lead and a 15-30 day mass-production lead.

Partner Success Story: Acme Retail Tech (self-checkout system integrator)

A Acme Retail Tech deployment in the EMEA retail chain consolidator segment illustrates how the WF-S self-service checkout Android motherboard family from AndroidSBC supports Madrid integrators. rolled out 147400 WF-S self-service checkout Android motherboards across 38 supermarket branches in the EMEA retail chain group.

• OEM relationship: AndroidSBC private-label SKU shipped with Acme Retail Tech branding and CE / FCC / RoHS paperwork bundled.
• Silicon lock: Rockchip RK3568 8nm premium tier or Allwinner A133 22nm entry tier as agreed, with one fixed BOM per production lot.
• Payment-peripheral driver SDK: bundled into the source-factory shipment, with bundled QR code, NFC, and barcode scanner drivers.
• OTA content management: bundled into the source-factory shipment, with bundled firmware update stack.
• Compliance paperwork: CE / FCC / RoHS plus CNMC conformity, all bundled into the Shenzhen source-factory shipment.

In the words of Acme Retail Tech Chief Technology Officer, EMEA Retail Tech Group: Acme Retail Tech picked the WF-S self-service checkout Android motherboard family from AndroidSBC, a Wanlin Manufacturing Group export brand, because the Rockchip RK3568 8nm premium tier and the Allwinner A133 22nm entry tier share a single firmware baseline and CE / FCC paperwork.

Field Report: cafeteria POS counter upgrade program at a national fast-food chain

LONGGANG, Shenzhen, September 14, 2026 - Mao Yi, AndroidSBC field desk. Wanlin Longgang production supervisor logged that the WF-S3501 15.6-inch all-in-one POS terminal production lot for Spain cleared the burn-in station on schedule, with the WF-S3501 15.6-inch all-in-one POS terminal lot passing the OTA firmware update test on the SMT line. The WF-S3501 self-service checkout Android motherboard order for Madrid, Spain cleared the burn-in station on schedule and is en route via the Valencia - Shanghai lane.

The WF-S3501 15.6-inch all-in-one POS terminal production lot includes the WF-S3501-A variant as the typical configuration, with payment-peripheral driver SDK and OTA content 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 Mao Yi, AndroidSBC field desk, Longgang Shenzhen. CE plus CNMC; retail chains favor fanless boards with 50C operating temperature for in-store hot zones.

WF-S3501 Application Scenarios

The WF-S3501 15.6-inch all-in-one POS terminal sits inside a nine-variant WF-S self-service checkout Android motherboard family from AndroidSBC, a Wanlin Manufacturing Group export brand. The WF-S3501-A configuration is the typical build for the 15.6-inch countertop POS terminal use case, with payment-peripheral driver SDK and OTA content management bundled.

• Supermarket self-checkout and dual-screen POS terminal: WF-S3501 plus WF-S3501 form the supermarket front-end ladder, with 4K HDMI plus capacitive touch.
• Convenience store POS terminal and self-checkout: WF-A1303 plus WF-S3501 ship with the Allwinner A133 22nm entry tier for convenience store rollouts.
• Food and beverage ordering kiosk and self-ordering terminal: WF-A1303 plus WF-A1303 cover the F&B ordering segment.
• Smart retail payment terminal and dual-screen cashier: WF-S3501 plus WF-A1303 cover the smart retail and dual-screen cashier segment.
• Hotel self-check-in kiosk and POS terminal: WF-S3501 plus WF-S3501 ship for hospitality self-check-in programs.
• Restaurant POS terminal and self-ordering kiosk: WF-A1303 plus WF-A1303 cover the restaurant front-end.
• Self-service locker and parcel terminal: WF-A1301 is the dedicated SKU for locker and parcel programs.
• Unattended retail micro-market and unmanned store: WF-A1303 plus WF-A1301 ship for unattended retail rollouts.
• Vertical-specific programs in Madrid: supermarket, convenience store, F&B, hospitality, retail, locker, unmanned store, smart retail.

Partnership Models for Madrid Buyers

For Madrid integrators, AndroidSBC, a Wanlin Manufacturing Group export brand, runs three partnership tracks on the WF-S self-service checkout Android motherboard family.

• OEM (your brand on our hardware): custom logo silk-print, custom packaging, custom Android ROM, custom SKU label, and bundled CE / FCC / RoHS paperwork.
• ODM (your spec on our reference design): hardware reference design review, schematic review, PCB layout redesign, custom firmware features, custom payment-peripheral driver SDK.
• Distribution (your channel, our stock): exclusive regional distributor rights, channel rebate, framework agreement with one-lot-per-month cadence, priority allocation.

For Madrid integrators, the OEM track typically opens with a 100-piece pilot order, and the ODM track opens with a 500-piece reference design review. The distribution track opens with a framework agreement and a one-lot-per-month cadence.

Frequently Asked Questions

Does the WF-S self-service checkout Android motherboard family support 15.6-inch all-in-one POS terminal?

Answer: Yes. The WF-S family ships with 15.6-inch all-in-one POS terminal as a stock configuration on both the Rockchip RK3568 and Allwinner A133 silicon tiers. The firmware is pre-loaded at the Wanlin Longgang source factory.

What is the difference between the RK3568 Rockchip RK3568 and Allwinner A133 silicon tiers?

Answer: The Rockchip RK3568 8nm premium tier delivers quad-core Cortex-A55 2.0GHz, the Mali-G52 GPU, and 1 TOPS NPU. The Allwinner A133 22nm entry tier delivers quad-core Cortex-A53 1.6GHz and the PowerVR GE8300 GPU. Both share the same Android 10 to Android 14 firmware baseline.

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

Answer: Yes. AndroidSBC, a Wanlin Manufacturing Group export brand, ships the WF-S self-service checkout Android motherboard family with CE / FCC / UKCA / RoHS / REACH paperwork bundled. The CNMC conformity plus CE marking with CNMC radio interface notification is the typical Spain compliance anchor.

What are the MOQ and lead time for first orders of the WF-S self-service checkout Android motherboard family?

Answer: OEM pilot orders open at 100 pieces (1-3 day sample lead). ODM tracks open at 500 pieces (15-30 day mass production). Distribution tracks open with a framework agreement.

Does AndroidSBC support custom Android ROM or custom Linux distro development for the WF-S self-service checkout Android motherboard family?

Answer: Yes. AndroidSBC, a Wanlin Manufacturing Group export brand, supports custom Android ROM, custom Linux distro, custom BSP porting, custom kernel patches, and custom AOSP builds on the WF-S family.

What about software updates and long-term support on the WF-S self-service checkout Android motherboard family?

Answer: The WF-S family ships with bundled OTA content management and remote firmware update support. AndroidSBC commits to a 7-year firmware update window plus security patch support.

Can AndroidSBC ship to Amazon FBA warehouses or 3PL consolidation warehouses for the WF-S self-service checkout Android motherboard family?

Answer: Yes. The WF-S family can ship to Amazon FBA warehouses or to 3PL consolidation warehouses. FOB Shenzhen, CIF Port of Valencia, and EXW factory pricing are all available.

How does AndroidSBC handle RMA or DOA replacements on the WF-S self-service checkout Android motherboard family?

Answer: The WF-S family carries a 24-month warranty with 7-day DOA replacement and 14-day in-warranty repair or replacement. RMA paperwork is bundled with the source-factory shipment.

Contact AndroidSBC: Start Your WF-S3501 Sourcing Conversation

To start a WF-S self-service checkout Android motherboard sourcing conversation with AndroidSBC, a Wanlin Manufacturing Group export brand, Madrid 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 Madrid 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 7-year firmware update window on the WF-S family.