Format a USB flash drive (16GB or smaller recommended) to .

B) Bootloader (U-Boot) via serial + TFTP

The K2001N NWD firmware is designed for Android car head units based on the Allwinner T3 Quad-Core 1.2GHz

The firmware is a system update specifically for budget Android Head Units (car stereos), often based on the Allwinner T3 (Quad-Core) platform. Core Specifications Platform: Allwinner T3 / Quad-core Common Version Tags: K2001N_NWD_S21xxxx