It is estimated that between 5000
10000 of this variation were
It is the regular NES-101, but it features an av port. It is a rare model that has been officially modded by Nintendo in the Nintendo repair centers.
It is the result of people complaining about the lack of av support.
So Nintendo offered to modify the consoles for free. It is slightly strange that the NES toploader didn't initially have av, because in Japan, the Famicom toploader was called the Famicom av and marketed as a product that was av compatible.