A handy bit of info from Apple’s support site, just in case you ever need it.
Find the serial number of your Apple hardware product
A handy bit of info from Apple’s support site, just in case you ever need it.
I and one similar to this. It worked ok. Then it was stolen. Beware of accessible lust worthy things in your gig bag.
These days I use polytune. It’s awesome
Guitar-tuner comment? Different post. 🙂