apple 2e cards

[lauren@netins.net]

i have some apple 2e cards that i don't know what they do. first is a disk ii 
control card with a daughter card pluged into the p5 and p6 prom chip connector
.what is that for? second is a card from borg warner ufonic. a large card with a connector on the keyboard end.ht 
the third is a card from temporal acuity products inc. it takes a slot plus plugs into the joystick ploug on the inside of the 2e. has 2 output connectors and item that looks like a valve system on a trumpet. likely for practicing the trumpet on the 2e.
any help, thanks.