FriendlyElec has released an upgraded version of its Rockchip RK3399 based SBC, the NanoPi-M4. Called NanoPi M4V2, the new $70 board is mostly identical to its predecessor, but offers 4GB of LPDDR4 RAM, along with two user buttons for power and recovery. A little over a year ago, FriendlyElec rolled out its third RK3399 based […]