Defective, SEGA MARK 3 III CONSOLE (Sega Master System) ,w/Pads, PSU, Box set

The on/off switch is broken, and the console is always in a state of "on".

1. Console:  The console can read game cards, but cannot read game cartridges.

2. Pad: Two controller pads are included. Melted styrofoam are attached as you can see in the pics.

3. PSU(Power supply unit/AC Adapter): Sega official product, tested.

4. Box: There are some damage on the surface of the box.

AV cable, and Game cartridges(and cards) are not included.

I only tested via AV cable and did not test via RF switch cable.

Nothing except those in the photo comes with the product. All items are shown in it.