Can I use it on an old MacBook with iTunes?
It is not designed for iTunes. As far as I know, iTunes doesn’t read MIDI input and it doesn’t even have the mapping of this product. You can get something like Serato DJ lite and integrate iTunes into SDJ lite and then use it to play iTunes songs via SDJ lite.
Can serato dj work with this?
Yes, It even comes with a version of serato and it comes with the version and it is completely compatible
Is the software able to get my songs from Apple Music?
The software can only be used for downloaded music. AppleMusic as a streaming service is not consistent
Is it tablet compatible?
Yes it is. Works great with Apple’s iPad. If you do not use the Pro version, you will need a camera dongle for USB connection
Is it compatible with Big Sur for the Mac?
Yes. you have to download the driver.
Can I use my iPhone?
Yes, you will need the camera connection, adapter, USB and the djay app. Hercules publish a video on their YT channel showing how to set this up. You can take help from there
Can this record and repeat things I play on my keyboard? I have no idea what I’m going ?
If your keyboard has that capability then yes and if you are able to record by Serato then yes.
Do I need computer or can I run beats and loop them straight from the built in speakers?
You need a laptop to sore your music and to run the DJ software