Soundbrenner Core - Contact tuner; Tuning your instrument.

The included tuner mount has an adhesive pre-applied. Peel o the thin
layer on the back of the tuner mount and stick it on the headstock of your
instrument. The tuner mount is designed to be left on permanently.
Don’t worry - should you ever want to remove it, the adhesive leaves no
residue behind.
Attaching the magnetic tuner mount
Tuning your instrument.
Contact tuner
You can use the magnetic contact tuner with your guitar, bass guitar
or ukulele.
Tip: we included a few extra adhesives in the manual holder, just in case you
need them. If you want to purchase additional tuner mounts, go to:
www.soundbrenner.com/shop
Guitar
Bass guitar
Ukelele
E
-10Cents 440Hz
Chromatic
18