I just went through my emails from them, there was no mention of them covering the shipping costs... it just said that I should contact them to send my original unit back after receiving the new one.
Pretty lame if I have to pay to send V1 back to them...
We've made certain changes to HE-560. Now the final version is ready. We are going to arrange replacement for you. A new HE-560 will be sent to you. After receiving it, please contact us and send the previous one back. We apologize for any inconvenience this may have caused to you.