It sounds like you're looking for a or a generated product description for an audio resource set of Essential English for Foreign Students (Books 1–4).

Absolute beginner to elementary (A1)

Past perfect, reported speech, advanced conditionals (Type 2 and Type 3), modal perfects (must have done, could have been).

These final volumes transition into literary English and sophisticated idiomatic expressions, preparing students for professional or academic environments. Audio Resources and Multimedia Learning

essential english for foreign students -books 1-2-3-4 audio-
essential english for foreign students -books 1-2-3-4 audio-