28-inch Gallery Electronic Paper All-in-one Machine Cyan, Magenta, Yellow, And White (4 Colors)

Size: 28 inches / Sheet Metal
High Resolution: 3840x1080 (DPI 150)
Colors: Cyan, Magenta, Yellow, White (4 colors)

Application Scenarios:

• Rail transit industry

• Digital signage, advertising, and signage industry

Product Parameters & Features

Software & System:

• System: Android 7.1, DDR: 1G, EMMC: 8G

• Communication Methods: WIFI: 2.4GHz, 4G (optional)

• Single Image Refresh Time: 25 seconds

• Image Update Methods: USB drive, mobile app (DEMO)

Power Supply:

• Power: Rechargeable plug-in lithium battery (50.4W/H)

• Battery Life: Lasts up to 2 months (based on 5 refreshes per day)

• Adapter: Type-C (PD protocol 65W)

Product Features:

• Supports horizontal and vertical wall mounting

• Bistable technology: image remains even after power-off

• No wiring needed, ultra-low power consumption, eco-friendly

• Ultra-wide viewing angle, visible even in sunlight

• Supports secondary development, providing SDK and API interfaces

• Supports local and elegant image refreshing

Key Features:

• High-Resolution Digital Signage: The 28-inch display boasts a resolution of 3840x1080, making it ideal for the rail transit and advertising industries, ensuring vibrant visuals and clear messaging.

• Eco-Friendly, Rechargeable Power Supply: With a plug-in lithium battery lasting up to 2 months on 5 daily refreshes, this display is designed for energy efficiency, catering to the growing demand for sustainable digital solutions.

• Bistable Display Technology: The screen retains images even after power-off, providing continuous visibility and making it perfect for high-traffic areas where consistent messaging is vital.

• Versatile Mounting Options: Supports both horizontal and vertical wall mounting, allowing flexible placement in various environments, from transit stations to advertising spaces.

• Advanced Connectivity & Development: Equipped with 2.4GHz WIFI and optional 4G, this display supports USB and mobile app updates, while offering SDK and API interfaces for easy customization and integration.