You cannot flash without these.
Post a photo of your PCB in the comments below (or on the XDA forum link above), and the community will find your exact match. amlogic s905l2 firmware link
The exact motherboard ID printed on the green/black board (e.g., S905L2_X96_V1.1 ). The exact model number on the small Wi-Fi/Bluetooth chip. Step 2: Search Reputable Repositories You cannot flash without these
To flash an .img firmware file onto your S905L2 device, you will need specific hardware and software tools. amlogic s905l2 firmware link
Wi-Fi driver mismatch.