Keyboards

OTA堂 BLS48

A one-off, fully assembled 48-key row-staggered split keyboard with a handmade PCB and case, Bluetooth wireless and QMK firmware, listed on BOOTH as a single unit.

Key specs auto-matched against source pages · Last verified: 2026-10-17

OTA堂 BLS48
Image: © OTA堂 (Manufacturer image)
~¥15,000

Where to buy

No US retailer found yet.

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Pros

  • Bluetooth wireless with a built-in LiPo battery rated at about 10 hours per charge
  • Ships with QMK firmware plus 3D case files and KiCad PCB data
  • Hot-swappable switch sockets
  • Tilt feet included

Cons

  • Only one unit was offered, and it is now out of stock
  • To swap switches, you have to remove an outer cover fixed with heat-set screw inserts
  • The two halves connect with a TRRS cable, so they are not wireless to each other
  • No tenting

Specs

SplitSplit
StaggerRow-staggered
TentingNone
KeywellNo
Thumb clusterNo
Keys48
LayoutsCustom
SwitchesMechanical
Hot-swapYes
FirmwareQMK
DIY kitNo
ConnectivityBluetooth
OSwindows, macos, linux
Released2021
Sources
AD · detail-mid

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