The nanopi neo lts is $16 https://www.friendlyelec.com/index.php?route=product/product&path=69&product_id=132 https://www.friendlyelec.com/index.php?route=produ

The nanopi neo lts is $16 https://www.friendlyelec.com/index.php?route=product/product&path=69&product_id=132 https://www.friendlyelec.com/index.php?route=product/product... and I have found it to be pretty good.