Battlezone.7z

If it's an arcade ROM, you’ll need an emulator like MAME.

The .7z extension signifies a highly compressed archive created with 7-Zip. This is common in the emulation community because: Battlezone.7z

Use a tool like 7-Zip or WinRAR. Right-click the file and select "Extract here." Choose Your Platform: If it's an arcade ROM, you’ll need an emulator like MAME