The Federal Communication Commission (FCC) has certified two new PlayStation 4 models, indicating Sony is planning to release new SKUs for its current home console.More specifically, it seems there will be two variants of the same model, with the most obvious difference between them being the size of the hard driveAccording to the FCC certificate, spotted by DualShockers, model CUH-1215A will feature a 500 gigabyte capacity, which is the same as current PS4 models.