U-Mix Control Pro 1 vs. 2 Differences?

Hello,
I just this week received my U-Mix from an online retailer here in the U.S.
I thought I was getting the Control Pro 2, but it doesn't indicate that anywhere on the box so it's probably a 1.
What are the differences please between the 1 and 2?
Thanks!
I just this week received my U-Mix from an online retailer here in the U.S.
I thought I was getting the Control Pro 2, but it doesn't indicate that anywhere on the box so it's probably a 1.
What are the differences please between the 1 and 2?
Thanks!