(Group Buy) Keyboy Advance 50% Keyboard Kit
(Group Buy) Keyboy Advance 50% Keyboard Kit
(Group Buy) Keyboy Advance 50% Keyboard Kit
(Group Buy) Keyboy Advance 50% Keyboard Kit
(Group Buy) Keyboy Advance 50% Keyboard Kit
(Group Buy) Keyboy Advance 50% Keyboard Kit
(Group Buy) Keyboy Advance 50% Keyboard Kit
(Group Buy) Keyboy Advance 50% Keyboard Kit
(Group Buy) Keyboy Advance 50% Keyboard Kit
(Group Buy) Keyboy Advance 50% Keyboard Kit
(Group Buy) Keyboy Advance 50% Keyboard Kit
(Group Buy) Keyboy Advance 50% Keyboard Kit
(Group Buy) Keyboy Advance 50% Keyboard Kit
(Group Buy) Keyboy Advance 50% Keyboard Kit
(Group Buy) Keyboy Advance 50% Keyboard Kit
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(Group Buy) Keyboy Advance 50% Keyboard Kit

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Case Colour: Anodised Silver

Case Colour
PCB: Solder

PCB
Plate: Spacebar 3+3 or 6U

Plate
Sale price£210.83
Sold out
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This is a Group Buy - that means this product has not yet been manufactured. This product will ship at a later date, as detailed in the product description below.

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This Group Buy Ended on or before:

Expected Shipping time: Q4 2026


Keyboy Advance - Childhood Has Returned

There are keyboards, and there are keyboards that tell a story. The KeyBoy Advance belongs to the latter category. Designed by PromoType (Galo), it's the first project of a new designer — and at the same time a love letter to one of history's most iconic handhelds: the Nintendo Game Boy Advance. Anyone who grew up with the GBA in the early 2000s will feel something at first sight of the KeyBoy Advance — and the project's tagline says it directly: "Childhood Has Returned."

 

Addons Available Here

 

Inspiration:

The Game Boy Advance was one of Nintendo's best-selling handhelds — and its wide, landscape-format silhouette with number row made it the very essence of mobile gaming. Exactly this compact, portable spirit is the starting point for the KeyBoy Advance: 50% layout, compact, landscape-format, with a built-in number row that makes small keyboards much more approachable for enthusiasts. The result is a 50% build that feels familiar

Design Concept:

The GBA's bold, irregular design means direct copying onto a keyboard wouldn't be good design.  So the focus is on capturing its spirit, not its shape, while keeping a keyboard's basic form.

Top View:

The front uses deconstructed design elements to evoke a handheld console, with an incised line extending to the back to mimic a battery cover.
The upper right retains the iconic power indicator LED.
The upper left features an asymmetric light strip to balance the visual composition.
The lower right preserves the basic shape of the speaker module, with a recessed split design to create colour separation and layered texture.

Back and Side View:

The bottom deconstructs and reshapes the GBA's complex form, creating distinctive upward-curving sides, which together with the upward micro-curve of the front bottom edge create a floating feel for the case.

Structure:

The KeyBoy Advance uses a Top mounting system with small Oring and a pillar with Poron raised from the bottom case to eliminate resonance of the stepped spacebar.
For the shoulder buttons, micro switches are used to replicate the feel and function, with full customization via Vial.

Layout:

The KeyBoy Advance comes with a 1.6 mm black-core PCB supporting up to tri-mode connectivity and is available in four PCB varients
  • MX Wired Solder
  • MX Wired Hotswap
  • MX Dual-Mode Hot-Swap
  • MX Tri-Mode Hot-Swap



Specifications:
  • Layout: 50% HHKB
  • Typing angle: 7°
  • Front height: 19 mm
  • EKH (effective key height): 22.9 mm
  • Mounting: Top mount with O-ring

 

Included in the Kit:

  • 1× KeyBoy Advance top & bottom case (in chosen colour and material variant)
  • 1× PCB of your choice (MX wired soldered, wired hot-swap, dual-mode or tri-mode)
  • 1× Plate
  • 1× Set of top-mount O-rings
  • 1× Poron pillar element (for stepped spacebar)
  • 2× Shoulder button micro-switches (integrated)
  • 1× Set of screws & hardware
  • 1× Set of rubber feet
  • 1× USB cable
  • 1× 2.4 GHz wireless receiver (tri-mode variant only)

Note: The KeyBoy Advance is a barebone kit. Switches and keycaps are not included and must be purchased separately.




Disclaimers

Please note that images may be of 3D renders and are for illustration purposes only. The final colours may differ slightly under different lighting.

Only the products detailed in the description are included. Other products are shown for demonstrative purposes only and are not included. Please check Keyset kitting images carefully for included keys. Please check Keyboard layout options carefully to ensure it meets your requirements.

Shipping Time and GB Agreements (PLEASE READ):

Please note that this is a Group Buy. There can be delays and set backs. The timeline is only an estimate. By adding this item to your cart and purchasing you agree that you understand everything above. You will be charged immediately for this item. There are no refunds or cancellations on these orders due to their bespoke nature. Please do not purchase this item with other group buys or pre-orders as this will delay shipping till all items are available. Only the items specified in each product picture are included with that particular product.

These products are set to be shipped out at the date specified above, but please check our updates for the latest information.