This is a pre-order item, estimated shipping time is Q4 2026
Shipping calculated at check out
Please DO NOT purchase this item with other products.
Q&A
Where is the 2.4GHz option?
the KB40's wireless PCB supports 2.4GHz connection by default but you have to purchase the dongle SEPARATELY to enable the function. You can purchase it from the extras page.
![[Pre-Order] Extra parts for KB40 by Niuniu](http://en.zfrontier.com/cdn/shop/files/3-2_e7b74110-54bd-45d1-97cd-032bb6f3ad61.jpg?v=1776670981&width=2422)
![[Pre-Order] Extra parts for KB40 by Niuniu](http://en.zfrontier.com/cdn/shop/files/5-2_23394786-5721-4725-8d63-fc61889a853b.jpg?v=1776670980&width=2422)
![[Pre-Order] Extra parts for KB40 by Niuniu](http://en.zfrontier.com/cdn/shop/files/6-2_09e040a9-a014-4b00-a2e5-7c6b2ed7648e.jpg?v=1776670980&width=2421)
![[Pre-Order] Extra parts for KB40 by Niuniu](http://en.zfrontier.com/cdn/shop/files/8-2_dfecee56-d4ae-4305-9e26-5f44370b13f7.jpg?v=1776670981&width=2421)
![[Pre-Order] Extra parts for KB40 by Niuniu](http://en.zfrontier.com/cdn/shop/files/156_a37c7d04-f33a-4f57-b303-fb0ce685a625.jpg?v=1776670981&width=5656)
