YUNZII
YUNZII ACTTO B503 Wireless Keyboard

The YUNZII ACTTO B503 is a retro-styled 104-key full-size membrane keyboard with Bluetooth 5.0 wireless connectivity, supporting pairing with up to 3 devices within a 33-foot range. It combines a compact pastel aesthetic with a typewriter-inspired look.
Last Updated: September 7, 2026
Specifications
Physical Specifications
- Layout
- Full Size
- Key Count
- 104
- Width
- 486mm
- Depth
- 218mm
- Height
- 67mm
- Weight
- 0.73kg
Mount Type
- Case Material
- ABS
- Hot-swappable
- No
- Connectivity
- Bluetooth
- RGB Support
- No
- Keybinding
- None
Keycap Profile
- Keycap Included
- Yes
Default Switch
- Switch Profile
- Standard Profile
Other
- Battery Capacity
- 1600mAh
- Battery Life
- 120 hours
Vendor Information
yunzii
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