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Stretched LCD bar display, RK3576 High-Performance Signage Box Motherboard, WL-SB400, Wanlin Android

Published: Category: News and TrendsSource: Wanlin GroupContent updated:

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Technology: RK3576 Octa-Core Cortex-A72/A53 2.2GHz + 6 TOPS NPU + 8K@30fps + 8GB LPDDR4X + 64GB eMMC + Dual Display

Stretched LCD bar display: Wanlin AndroidSBC Digital Signage Box Manufacturer (WL-SB400) Announces Wholesale Availability for Seoul

Stretched LCD bar display

WL-SB400 Technical Specifications: RK3576 High-Performance Signage Box Motherboard

  • Technology: RK3576 Octa-Core Cortex-A72/A53 2.2GHz + 6 TOPS NPU + 8K@30fps + 8GB LPDDR4X + 64GB eMMC + Dual Display

  • Key Features: RK3576 octa-core high-performance signage box; 8K@30fps decoding; 6 TOPS NPU; 8GB LPDDR4X + 64GB eMMC; dual display; 4K@120Hz output; Android 14; CE/FCC/RoHS; ideal for high-performance digital signage, interactive display, commercial display, AI edge signage

  • Certifications: CE (EMC/LVD) / FCC Part 15 / RoHS 2.0 / ISO 9001 / EMC compliance

Challenges in Digital Signage Box Sourcing and How Wanlin AndroidSBC Provides Solutions

  • Fake 4K/8K Claims Without Real Hardware Decoding: Wholesale platforms are flooded with signage boxes claiming '4K/8K' that use software decoding and stutter on high-bitrate content. Buyers need genuine Rockchip RK3568/RK3588 platforms with hardware H.265/H.264/VP9/AV1 decoding and verified 4K@60fps / 8K@60fps playback for seamless signage.

  • Content Management System (CMS) Integration Complexity: AV integrators need signage boxes that work with their existing CMS (Xibo, ScreenCloud, NoviSign) or support custom CMS integration. Generic boxes lack CMS APIs and remote management, doubling deployment time. Factory partners providing CMS integration and OTA support save weeks.

Digital Signage Box Application Scenarios

  • Digital Signage and Information Display: Retail stores, corporate offices, and public venues need reliable 4K/8K signage players. Wanlin AndroidSBC WL-SB100 (RK3568 4K) and WL-SB300 (RK3588 8K AI) provide seamless 24/7 playback for digital signage, information kiosks, and notice boards.

  • Advertising Display and DOOH: Outdoor and transit advertising need high-brightness, weatherproof players. WL-SB600 (IP65 outdoor, 2500 nits, 4G LTE) and WL-SB800 (4G LTE cloud) deliver reliable DOOH advertising playback for bus shelters, smart poles, and transit hubs.

Partnership Models for Seoul Buyers

  • AV Integrator and System Partnership: For AV integrators and digital signage companies: complete signage player line; CMS integration support (Xibo/ScreenCloud/NoviSign); SDK/API documentation; technical support; bulk pricing; dedicated engineering support; pre-sales design assistance.

  • Smart City and Enterprise Supply: For smart city projects, retail chains, and enterprise deployments: 4G LTE cloud-managed signage boxes; outdoor IP65 models; multi-screen video wall controllers; long-term supply contracts; dedicated technical support.

Q: Do your signage boxes support genuine 4K/8K hardware decoding?

A: Yes. Wanlin AndroidSBC signage boxes use genuine Rockchip RK3568/RK3576/RK3588 platforms with hardware H.265/H.264/VP9/AV1 decoding and verified 4K@60fps / 8K@60fps playback. Unlike generic boxes with software decoding that stutter on high-bitrate content, our players deliver seamless signage playback.

Q: What is the MOQ and can I customize the platform and housing?

A: Standard MOQ is 50 units. OEM customization from 500 units for custom housing, colors, and logo. Custom platform (RK3568/RK3576/RK3588), RAM/storage, and I/O configuration available from 1,000 units. Exclusive design rights from 2,000 units. Samples ship within 5-7 working days. Production lead time: 15-20 working days standard.

Q: Do you provide FBA-ready packaging and technical documentation?

A: Yes. Wanlin provides FBA-ready packaging with FNSKU labeling; multi-language manuals (10+ languages); SDK/API and CMS integration docs; CE/FCC/RoHS documentation; A+ content; shipping directly to Amazon FBA warehouses in US, EU, UK, Canada, Japan, Australia.

Contact Wanlin AndroidSBC: Start Your Digital Signage Box Wholesale Order

For wholesale pricing, sample requests, OEM customization, FBA logistics, and partnership discussions in Seoul:

  • Email: Androidsbc@163.com

  • Phone: +8613261677119

  • Website: www.androidboard.tech

  • Shenzhen HQ: Building B, Beisida Medical Equipment Building, No.28 Nantong Avenue, Baolong Community, Baolong Street, Longgang District, Shenzhen, China

  • Beijing Office: City Sub-Center, Tongzhou District, Beijing, China

Publish Date: 2026-08-19 10:15:24

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 Group. Use current model documents and agreed project requirements to verify technical claims. General guidance is not a product test report.