What is it?

This is an ARM quad-core based tiny and powerful board with 5GHz WiFi.

This board is suitable for quick prototyping with 5GHz WiFi, running Debian Linux.

It is based on NanoPi Duo2, and we replace WiFi chip to be RTL8821CS to make it 5GHz capable. It runs Debian Linux.

Information about NanoPi Duo2 can be found here. http://wiki.friendlyarm.com/wiki/index.php/NanoPi_Duo2

This comes with a hat board with USB type-A. A 2.4GHz and 5GHz dual-band antenna is on the hat board.

Software features:
- RTL8821CS 5GHz WiFi driver.
- Base on tinyDebian.
- Use USB Ethernet (RNDIS for Windows Host and CDC ECM for Mac/Linux), can ssh into board.
- Use web browser to configure WiFi Access Point.
- USB Host OS auto-detection.

What makes it special?

2.4GHz channels are crowded, 5GHz channels are much better. This board is suitable for quick prototyping with 5GHz WiFi.