"Bongo4" in English can be rewritten as "Fourth Bongo".

In this audio piece titled "Fourth Bongo", the rhythmic resonance of a Cuban percussion instrument, the bongo, takes center stage. The composition is the fourth in a series, hence the name. It is a rich exploration of the bongo's sonic capabilities, offering listeners an immersive experience in the world of Cuban percussion music. The rhythmic patterns are intricate and the beats are layered, creating a multi-dimensional soundscape that transports listeners straight to the vibrant streets of Havana.