Complex sentence: Similarly, there is a choice of six lead stations, each containing three lead instrument which can be mixed, and in the centre of the instrument, there is a tuning button that allows a variation in both pitch and tempo.
Split into simpler sentences: Similarly, there is a choice of six lead stations, each containing three lead instrument which can be mixed. In the centre of the instrument, there is a tuning button that allows a variation in both pitch and tempo.