Is there a PDF or web page with an explanation of what all the function keys?
Thank you for contacting us about the keyboard. This page shows the key icons for our compact keyboard, the BT-KEY3:
You’ll have to scroll down a little.
If you have our full-size keyboard, the BT-KEY3XL, most of the icons are exactly the same.
Do you have a question about a particular function?
Thanks for referring that URL.