EI31
A large-format 31" E-Ink display delivering ultra-clear, energy-efficient digital signage with a paper-like look.
The EI31 is a large-format 31.5″ digital signage display built for providing full colour displays in indoor or outdoor locations. Use cases include elevator advertising, hospital resident information, restaurant menu displays in any industry.
Featuring a high-resolution 2560×1440 E Ink screen, it delivers clear, glare-free content while consuming ultra-low power. Powered by Android 12 and a Quad-core ARM processor with 4GB RAM and 32GB storage, it ensures smooth, reliable operation.
With built-in Wi-Fi and BLE, plus optional Ethernet and PoE adapters, it’s designed for easy deployment and lasting performance, all backed by a 1-year warranty.
Gallery



Specifications
Display Size | 31.5″” 2560 x 1440″ |
Spill Proof | Water resistant optional |
Processor | Allwinner B810, Quad-core ARM Cortex-A53 up to 1.5Ghz |
Memory | 4GB DDR4 + 32GB eMMC |
Operating System | Android 12 |
Network/Ethernet | Wi-Fi (802.11 b/g/n) BLE (beacon mode) USB-C to Ethernet Adapter (optional) PoE adapter (optional) |
Connectivities | Wi-Fi (802.11 b/g/n) BLE (beacon mode) USB-C to Ethernet Adapter (optional) PoE adapter (optional) |
Dimensions | 16.6″ W x 28.6″ H x 0.6″ D |
Weight | about 10 lbs |
Mounting Options | Wall mount |
Operating Environment | 0 – 50°C |
Storage Environment | -25° – 60°C |
Power Supply | USB Type-C PD 5V/2A (optional) Internal Li-polymer batteries (optional, up to 38 Wh) External power bank supporting 12V/12A output |