Canyon Runner
500+ Head-Fier
G1 is rated as -10db isolation on the Asius Tech shop website. So is B1.
https://asius.myshopify.com/collections/all/products/adel-g1-auto-modules
I'll talk to our web guy about that tomorrow during our Monday meeting, I think G1s provide more isolation than the B1s to my ears anyways. But hey, it's best for people to assume less and be happy with more than the other way around.