YUNZII
YUNZII B87 Blue Heart QMK/VIA Custom Mechanical Keyboard

The YUNZII B87 Blue Heart is an 87-key 80% (TKL) custom mechanical keyboard with a premium ABS case and gasket-mounted structure. It offers tri-mode connectivity (USB-C wired, Bluetooth, and 2.4GHz wireless) with a 4000mAh battery, hot-swappable magnetic switch support, and QMK/VIA programmability. Dye-sublimated PBT keycaps in MOA profile and a five-layer foam construction round out the build.
Last Updated: September 7, 2026
Specifications
Physical Specifications
- Layout
- TKL (80%)
- Key Count
- 87
- Width
- 373mm
- Depth
- 147mm
- Height
- 46mm
- Weight
- 1.13kg
Mount Type
- Mount Type
- Gasket Mount
- Case Material
- ABS
- Hot-swappable
- No
- Connectivity
- USB-C + Bluetooth + 2.4GHz
- RGB Support
- Yes
- Keybinding
- QMK/VIA
Keycap Profile
- Keycap Profile
- MOA
- Keycap Material
- PBT
- Keycap Included
- Yes
Default Switch
- Switch Profile
- Magnetic
Other
- Battery Capacity
- 4000mAh
Vendor Information
yunzii
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