YUNZII
YUNZII Ajazz AK40 Pro Wireless Mechanical Keyboard

The YUNZII/Ajazz AK40 Pro is a compact TKL (87-key) wireless mechanical keyboard with a plastic case and EVA sound-absorbing foam. It ships with MX-style Ajazz switches and PC+ABS two-colour keycaps, and supports full N-key rollover. Connectivity is tri-mode: Bluetooth 5.0, a 2.4GHz USB dongle and USB-C wired. It weighs about 910g.
Last Updated: September 13, 2026
Specifications
Physical Specifications
- Layout
- TKL (80%)
- Key Count
- 87
- Width
- 356.8mm
- Depth
- 130.2mm
- Height
- 36mm
- Weight
- 0.91kg
Mount Type
- Mount Type
- Tray Mount
- Case Material
- Plastic
- Hot-swappable
- No
- Connectivity
- USB-C + Bluetooth + 2.4GHz
- RGB Support
- No
- Keybinding
- None
Keycap Profile
- Keycap Material
- ABS
- Keycap Included
- Yes
Default Switch
- Switch Profile
- Standard Profile
Other
- Availability
- Moderate
Vendor Information
yunzii
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