Model : Hardware Version : Not Clear Firmware Version : ISP : The TD-W9970 features which chipset inside? I know it's Broadcom, but which model?

Broadcom, but what is the model?

Model : Hardware Version : Not Clear Firmware Version : ISP : Hello, does anyone know what the chipset used on 8968 V4? And how much comes from memory and in flash? Not found on the internet. Thank...