https://s1manual.presonus.com/Content/Built-In_Instruments_Topics/Impact%20XT.htm
Follow Tempo Enable this option to automatically timestretch the current sample to fit the tempo of the Song. This is most effective when using rhythmic loops, such as drum samples.
Follow Tempo
Enable this option to automatically timestretch the current sample to fit the tempo of the Song. This is most effective when using rhythmic loops, such as drum samples.