> For the complete documentation index, see [llms.txt](https://bananapi.gitbook.io/bpi-m3/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://bananapi.gitbook.io/bpi-m3/zh/bpim3wifiantennaslot.md).

# BPI-M3 wifi antenna slot

banana pi BPI-M3 have support ap6212 wifi\&BT module onboard

BPI-M3 have wifi antenna on board

![](/files/-M2HXI0PILhsBFOkRz4Y) 1: wifi onboard antenna. 2: when you want use extend antenna for BPI-M3, you need remove this Rs

if you want use a extend antenna for bpi-M3, you can add by youself.

wifi extend antenna slot:

![](/files/-M2HXI0Rd1VlVfJMk0SV)

wifi extend antenna wifi slot spec:

![](/files/-M2HXI0TcMrnn8gYMrVh)

note: please remove Rs for extend antenna. if you use extend antenna , need to antenna Adaptive test at first.

So you can choose 2DB 3DB or 5DB antenna on BPI-M3.


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