Unboxing the Sangstre Haydn II bluetooth sunglasses

I do like to listen to music when I'm out walking, and sometimes it's tricky to fish out the earbuds and pop them in.  But, I do usually have my sunglasses on me more readily accessible, so it would just seem a smart way to merge the 2 issues by having one device.

I've always wondered what it might be like and Sangstre has sent over their Haydn II 5035 pair for me to test out.

Here's my unboxing: