the difference between a pro and a con is that a pro is the good thing and a con is the bad thing about htte problem.
of all the s/chargers i installed in my shop pro charger has the best systems. check superchargers4less.com
the letters after pro
compressor uses centrifugal force for compressing air is known as non positive displacement compressor- examples are vortech, paxton, pro charger, rotex, any turbo.
the 026 pro is a newer version
Yanga
pro has bigger memory and 3 mp camera.
Mbox 2 Pro has more inputs.
The only difference between pro and regular pills is that Viagra Professional comes in the form of sublingual tablets.
amateur is a better category
Marketing.
I know that the only difference is that the pro has i think about 250 GB and a normal 1 has 20 GB.