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Light, clear, all-day focus
Choose the eReader that best fits your reading style.
X4 Classic
X4 Classic Newest
Best for
Everyday reading
Display
4.3"
Control
Buttons
Storage
16GB, expandable to 256GB
Transfer
App transfer / microSD Card
Battery
920mAh
Weight
≈68g
Magnetic Backplate
Yes
Front Light
No
Supported Formats
TXT, EPUB, MOBI, PDF, PNG
X4 Pro
X4 Pro
Best for
Day & night reading
Display
4.3"
Control
Touchscreen + Buttons
Storage
16GB, expandable to 256GB
Transfer
App transfer / microSD Card / USB
Battery
1100mAh
Weight
≈72g
Magnetic Backplate
Yes
Front Light
Yes
Supported Formats
TXT, EPUB, MOBI, PDF, PNG
X3
X3
Best for
Ultra-light carry
Display
3.7"
Control
Buttons
Storage
16GB, expandable to 256GB
Transfer
App transfer / microSD Card
Battery
650mAh
Weight
≈58g
Magnetic Backplate
Yes
Front Light
No
Supported Formats
TXT, EPUB, MOBI, PDF, PNG
A Few Pages Fit Almost Anywhere

A coffee break, A train ride, A few quiet minutes before boarding.

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No Cable? No Problem

Send books from your phone without plugging in every time.、