🔥Early Bird Price: 10% OFF | Code: MY10
10 月 28 日 Update: We are developing custom plug-and-play firmware, leading to delayed shipments. 3.97" Version 4 ships Nov 5; 4.7" Version 4 Plus ships Nov 15. No AI function available for now.
Metalio E-Ink4 Series
Compact e-ink readers designed for everyday reading, portable convenience, and open-source exploration.
A Display Designed for Reading
Enjoy the distinctive visual experience of an e-ink display in a compact format that fits naturally into your daily routine.
The E-Ink4 features a 3.97-inch display at 235 PPI. The E-Ink4 Plus offers a larger 4.7-inch display at 297 PPI for finer text detail.
Navigate with touchscreen controls or use physical buttons for a tactile reading experience.
The Plus configuration shown here includes adjustable front lighting for reading in dim environments. The standard E-Ink4 has no built-in front light.
Find Your Reading Fit
Choose the display and portability that suit your reading habits.
A compact choice for readers who value portability and a lightweight design.
A larger reading area, finer text detail, and front lighting for reading when ambient light is limited.
Made for Everyday Carry
Take your reading library along on commutes, trips, and everyday outings. The E-Ink4 weighs just 70 g, while the E-Ink4 Plus offers a larger display in a compact 100 g design.
An aluminum alloy frame and glass back panel give the Metalio E-Ink4 Series a clean, refined appearance.
A pocket-friendly form keeps your reading device close at hand, whether travelling, studying, or relaxing.
Open-Source Exploration
For readers, makers, and developers who enjoy exploring software, the Metalio E-Ink4 Series supports compatible third-party firmware and customization.
Explore community projects, check device compatibility, and learn about supported firmware options before making changes to your device.
Explore CrossPoint Reader
Firmware note: Third-party firmware may differ from the original system in features and compatibility. AI functions and 4G connectivity are not available through the currently supported third-party custom systems. Check the firmware documentation before installation.
Everyday Carry
The compact reader is easy to take along. The protective case and carrying lanyard shown here offer another option for carrying and handling your device.
Refer to the selected product configuration for the exact accessories included in your package.
At a Glance
| Specification | E-Ink4 | E-Ink4 Plus |
|---|---|---|
| Display | 3.97-inch e-ink | 4.7-inch e-ink |
| Resolution | 800 × 480 | 684 × 1216 |
| Pixel Density | 235 PPI | 297 PPI |
| Front Light | No | Adjustable on the listed configuration |
| Weight | 70 g | 100 g |
| Dimensions | 107 × 63.7 × 6.8 mm | 122 × 71 × 7.8 mm |
| Battery | 1,000 mAh | 2,000 mAh |
| Connectivity | Wi-Fi | Wi-Fi |
| Included TF Card | 16 GB | 16 GB |
| TF Card Expansion | Up to 256 GB | Up to 256 GB |
| Controls | Touchscreen + physical buttons | Touchscreen + physical buttons |
| Materials | Aluminum alloy + glass | Aluminum alloy + glass |
Specifications are based on the listed hardware configurations. Firmware features and compatibility may vary.
Need to Know
No. The listed models are Wi-Fi versions and do not support 4G cellular connectivity.
The E-Ink4 is smaller and lighter at 70 g. The E-Ink4 Plus features a larger 4.7-inch display, higher pixel density, adjustable front light, and a larger battery.
Compatible third-party firmware is supported. Features and installation requirements depend on the specific firmware version and device configuration.
The currently supported third-party custom systems do not provide AI or 4G functionality.
Both versions include a 16 GB TF card and support compatible TF card expansion up to 256 GB, according to the supplied specifications.
Discover a compact e-ink reader designed for everyday reading and a customizable experience.
Where the Old Becomes New Again
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