SExy0.
x=Model Class
y=Number of drivers
EX: Shure SE420, x=4, y=2, Thus, the headphone is in the 4th model class, and contains two drivers.
[Original Poster] In My Honest Opinion:
210 is like E3
310 is like E4
420 is like E5
530 is like E500
x=Model Class
y=Number of drivers
EX: Shure SE420, x=4, y=2, Thus, the headphone is in the 4th model class, and contains two drivers.
[Original Poster] In My Honest Opinion:
210 is like E3
310 is like E4
420 is like E5
530 is like E500
