Metalio E-Ink 4 AI E-Reader, 3.97-Inch 235 PPI E-Ink Touchscreen, Ultra-Lightweight 70 g Portable Ebook Reader with Voice AI, AI Drawing, Audiobook Playback, Open-Source Firmware(Wi-Fi Version)

Product Introduction:
Model: Metalio E-Ink 4;
Materials: Aluminum alloy body + glass back panel + electronic components;
Version: WiFi;
Color: Silver body with orange buttons;
Dimensions: 107 × 63.7 × 6.8 mm;
Weight: 70g;
Display: 3.97-inch E-Ink screen, 800×480 resolution, 235 PPI, supports touch input (virtual buttons);
Storage: 16MB internal Flash + 16GB TF card;
Memory Card: Supports up to 256GB;
Main Controller: ESP32-S3;
Battery: 1000mAh;
Speaker: Supported;
Microphone: Supported;
System: Unlocked firmware, allowing for custom flashing.
Key Features: AI-powered Q&A (via large language models), AI image generation, E-Ink e-book reading, audiobook playback, weather/clock display, task/schedule management, and dual-mode interaction (physical buttons + touchscreen).

Product Highlights:
1. AI-Powered E-Ink Reader: Handles Q&A and translation all on one screen. Equipped with a large language model (LLM) AI, it supports voice-based Q&A, general knowledge inquiries, and AI image generation—all without needing to switch between different apps.
2. 3.97-inch Eye-Friendly E-Ink Display: Features 800×480 resolution and 235 PPI. It is flicker-free and emits no blue light, offering a paper-like reading experience that prevents eye strain during long sessions. Supports both e-book reading and audiobook playback. Includes a 1000mAh high-capacity battery, providing approximately 20 hours of continuous reading.
3. Dual-Mode Interaction: Combines physical buttons (for intuitive, "blind" operation) with a touchscreen. Page-turning, confirming selections, and navigating back are always within reach—allowing you to control the device without ever taking your eyes off the screen. 4. Ultra-light, ultra-thin, and portable: Weighing only 70g and measuring 6.8mm in thickness—lighter than a smartphone—it fits easily into a pocket, allowing you to read or study anytime, anywhere, whether you are commuting, on a business trip, or traveling.
5. Aluminum alloy and glass construction: Features a lightweight yet sturdy aluminum alloy frame and a sleek, smooth glass back panel, offering a premium feel far superior to standard plastic e-readers.
6. Weather, clock, and task management: The lock screen displays the time, date, weather, and scheduled reminders, transforming the device into a functional desktop clock and task assistant when you aren't reading.
7. Open-source code and community-driven: With an open underlying codebase and support for third-party firmware, users can customize their reading experience or install custom firmware—perfect for tech enthusiasts and geeks who love to tinker.

Package Contents:
Metalio E-Ink 4 device ×1;
16GB TF card ×1;
Silicone protective case ×1;
Lanyard ×1;
User manual ×1;
Charging cable ×1