Boss BR-80 Owner's Manual page 30

Practicing Along With Your Completed Song (eBand Mode)
Step 3
You can use the phrase trainer function to slow down the song's playback speed in order to practice
a rapid phrase, or use the center cancel function while playing along with the song.
1
Change the speed
1.
1.
Press the [TR3/4] (SPEED) button .
2.
Use the cursor buttons to select
"SPEED," and use the dial to adjust
the speed .
With the 100% setting, the song will play at its original speed.
Changing the speed won't affect the pitch.
30
Practicing at a Different Speed
2
Practice
2.
1.
Press the [
The song will begin playing back.
2.
Play along with the song .
] (PLAY) button .