# BPI-R2 USB 3.0 interface

BPI-R2 have two USB 3.0 interface on board.so you can connect Keyboard,mouse, USB camera and ... on BPI-R2

![](https://2026254418-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-M2HWtQhonJaM_KJIa7S%2F-M2HWugLnEYPO4HWj-RM%2F-M2HXKbvneDeAp7M_Bwl%2FIMG_0418%20-%20%E5%89%AF%E6%9C%AC.JPG?generation=1584080205695658\&alt=media)

USB 3.0 Port also can used be PCIE interface , PCIE 2 PIN define , if you want use two pcie , you can use this way

ues pcie pin with BPI-4G module

![](https://2026254418-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-M2HWtQhonJaM_KJIa7S%2F-M2HWugLnEYPO4HWj-RM%2F-M2HXKbxqiEpFQrhtsey%2FBPI-4G%205.JPG?generation=1584080205938722\&alt=media)

```
note:  PIN define can use on BPI-R2
```

![](https://2026254418-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-M2HWtQhonJaM_KJIa7S%2F-M2HWugLnEYPO4HWj-RM%2F-M2HXKbzdv4cFeWlMYCi%2FBPI-4G%20back.JPG?generation=1584080205965500\&alt=media)、

add 4G module on BPI-R2 :

![](https://2026254418-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-M2HWtQhonJaM_KJIa7S%2F-M2HWugLnEYPO4HWj-RM%2F-M2HXKc00gTqC1Zw4wA2%2FBPI-4G%206.JPG?generation=1584080205760785\&alt=media)