Thank you for sharing those links with us
however, I had to delete the Alphabet section (links)
because it is against our forum policy
How is that???
The pronunciation of the Coptic letters had changed greatly 200 years ago
We try here to promote the (old) original pronunciation of the letters
Your links teach how the letters are currently pronounced (which we are against)
Please read more here
http://kame.danacbe.com/index.php?topic=2.0