Nordost heimdall vs Acoustic Zen silver ref.2


I have the AZ reference 2 but want to know the difference between both
Thanks for any comment.
zorro
I'm having problem ( it doesn't go through the Audiogon system) to send my counter offer ($275 with shipping included via USPS Priority MAil) for the AZ interconnect. Have you received it ? Thank you.

Saludos,